Definition of ROCKS. Meaning of ROCKS. Synonyms of ROCKS

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Definition of ROCKS

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Aqueous rocks
Aqueous A"que*ous, a. [Cf. F. aqueux, L. aquosus, fr. aqua. See Aqua, Aquose.] 1. Partaking of the nature of water, or abounding with it; watery. The aqueous vapor of the air. --Tyndall. 2. Made from, or by means of, water. An aqueous deposit. --Dana. Aqueous extract, an extract obtained from a vegetable substance by steeping it in water. Aqueous humor (Anat.), one the humors of the eye; a limpid fluid, occupying the space between the crystalline lens and the cornea. (See Eye.) Aqueous rocks (Geol.), those which are deposited from water and lie in strata, as opposed to volcanic rocks, which are of igneous origin; -- called also sedimentary rocks.
Effusive rocks
Effusive Ef*fu"sive, a. Pouring out; pouring forth freely. ``Washed with the effusive wave.' --Pope. Effusive rocks (Geol.), volcanic rocks, in distinction from so-called intrusive, or plutonic, rocks. -- Ef*fu"sive*ly, adv. -- Ef*fu"sive*ness, n.
Glaciated rocks
Glaciate Gla"ci*ate, v. t. 1. To convert into, or cover with, ice. 2. (Geol.) To produce glacial effects upon, as in the scoring of rocks, transportation of loose material, etc. Glaciated rocks, rocks whose surfaces have been smoothed, furrowed, or striated, by the action of ice.
Intrusive rocks
Intrusive In*tru"sive, a. Apt to intrude; characterized by intrusion; entering without right or welcome. Intrusive rocks (Geol.), rocks which have been forced, while in a plastic or melted state, into the cavities or between the cracks or layers of other rocks. The term is sometimes used as equivalent to plutonic rocks. It is then contrasted with effusive or volcanic rocks.
Longmynd rocks
Longmynd rocks Long"mynd rocks" (Geol.) The sparingly fossiliferous conglomerates, grits, schists, and states of Great Britain, which lie at the base of the Cambrian system; -- so called, because typically developed in the Longmynd Hills, Shropshire.
Plutonic rocks
Plutonic Plu*ton"ic, a. [Cf. F. plutonique. See Pluto.] 1. Of or pertaining to Pluto; Plutonian; hence, pertaining to the interior of the earth; subterranean. 2. Of, pertaining to, or designating, the system of the Plutonists; igneous; as, the Plutonic theory. Plutonic action (Geol.), the influence of volcanic heat and other subterranean forces under pressure. Plutonic rocks (Geol.), granite, porphyry, and some other igneous rocks, supposed to have consolidated from a melted state at a great depth from the surface. Cf. Intrusive rocks, under Intrusive. Plutonic theory. (Geol.) See Plutonism.
Primary rocks
Primary Pri"ma*ry, a. [L. primarius, fr. primus first: cf. F. primaire. See Prime, a., and cf. Premier, Primero.] 1. First in order of time or development or in intention; primitive; fundamental; original. The church of Christ, in its primary institution. --Bp. Pearson. These I call original, or primary, qualities of body. --Locke. 2. First in order, as being preparatory to something higher; as, primary assemblies; primary schools. 3. First in dignity or importance; chief; principal; as, primary planets; a matter of primary importance. 4. (Geol.) Earliest formed; fundamental. 5. (Chem.) Illustrating, possessing, or characterized by, some quality or property in the first degree; having undergone the first stage of substitution or replacement. Primary alcohol (Organic Chem.), any alcohol which possess the group CH2.OH, and can be oxidized so as to form a corresponding aldehyde and acid having the same number of carbon atoms; -- distinguished from secondary & tertiary alcohols. Primary amine (Chem.), an amine containing the amido group, or a derivative of ammonia in which only one atom of hydrogen has been replaced by a basic radical; -- distinguished from secondary & tertiary amines. Primary amputation (Surg.), an amputation for injury performed as soon as the shock due to the injury has passed away, and before symptoms of inflammation supervene. Primary axis (Bot.), the main stalk which bears a whole cluster of flowers. Primary colors. See under Color. Primary meeting, a meeting of citizens at which the first steps are taken towards the nomination of candidates, etc. See Caucus. Primary pinna (Bot.), one of those portions of a compound leaf or frond which branch off directly from the main rhachis or stem, whether simple or compounded. Primary planets. (Astron.) See the Note under Planet. Primary qualities of bodies, such are essential to and inseparable from them. Primary quills (Zo["o]l.), the largest feathers of the wing of a bird; primaries. Primary rocks (Geol.), a term early used for rocks supposed to have been first formed, being crystalline and containing no organic remains, as granite, gneiss, etc.; -- called also primitive rocks. The terms Secondary, Tertiary, and Quaternary rocks have also been used in like manner, but of these the last two only are now in use. Primary salt (Chem.), a salt derived from a polybasic acid in which only one acid hydrogen atom has been replaced by a base or basic radical. Primary syphilis (Med.), the initial stage of syphilis, including the period from the development of the original lesion or chancre to the first manifestation of symptoms indicative of general constitutional infection. Primary union (Surg.), union without suppuration; union by the first intention.
primitive rocks
Primary Pri"ma*ry, a. [L. primarius, fr. primus first: cf. F. primaire. See Prime, a., and cf. Premier, Primero.] 1. First in order of time or development or in intention; primitive; fundamental; original. The church of Christ, in its primary institution. --Bp. Pearson. These I call original, or primary, qualities of body. --Locke. 2. First in order, as being preparatory to something higher; as, primary assemblies; primary schools. 3. First in dignity or importance; chief; principal; as, primary planets; a matter of primary importance. 4. (Geol.) Earliest formed; fundamental. 5. (Chem.) Illustrating, possessing, or characterized by, some quality or property in the first degree; having undergone the first stage of substitution or replacement. Primary alcohol (Organic Chem.), any alcohol which possess the group CH2.OH, and can be oxidized so as to form a corresponding aldehyde and acid having the same number of carbon atoms; -- distinguished from secondary & tertiary alcohols. Primary amine (Chem.), an amine containing the amido group, or a derivative of ammonia in which only one atom of hydrogen has been replaced by a basic radical; -- distinguished from secondary & tertiary amines. Primary amputation (Surg.), an amputation for injury performed as soon as the shock due to the injury has passed away, and before symptoms of inflammation supervene. Primary axis (Bot.), the main stalk which bears a whole cluster of flowers. Primary colors. See under Color. Primary meeting, a meeting of citizens at which the first steps are taken towards the nomination of candidates, etc. See Caucus. Primary pinna (Bot.), one of those portions of a compound leaf or frond which branch off directly from the main rhachis or stem, whether simple or compounded. Primary planets. (Astron.) See the Note under Planet. Primary qualities of bodies, such are essential to and inseparable from them. Primary quills (Zo["o]l.), the largest feathers of the wing of a bird; primaries. Primary rocks (Geol.), a term early used for rocks supposed to have been first formed, being crystalline and containing no organic remains, as granite, gneiss, etc.; -- called also primitive rocks. The terms Secondary, Tertiary, and Quaternary rocks have also been used in like manner, but of these the last two only are now in use. Primary salt (Chem.), a salt derived from a polybasic acid in which only one acid hydrogen atom has been replaced by a base or basic radical. Primary syphilis (Med.), the initial stage of syphilis, including the period from the development of the original lesion or chancre to the first manifestation of symptoms indicative of general constitutional infection. Primary union (Surg.), union without suppuration; union by the first intention.
Primitive rocks
Primitive Prim"i*tive, a. [L. primitivus, fr. primus the first: cf. F. primitif. See Prime, a.] 1. Of or pertaining to the beginning or origin, or to early times; original; primordial; primeval; first; as, primitive innocence; the primitive church. ``Our primitive great sire.' --Milton. 2. Of or pertaining to a former time; old-fashioned; characterized by simplicity; as, a primitive style of dress. 3. Original; primary; radical; not derived; as, primitive verb in grammar. Primitive axes of co["o]rdinate (Geom.), that system of axes to which the points of a magnitude are first referred, with reference to a second set or system, to which they are afterward referred. Primitive chord (Mus.), that chord, the lowest note of which is of the same literal denomination as the fundamental base of the harmony; -- opposed to derivative. --Moore (Encyc. of Music). Primitive circle (Spherical Projection), the circle cut from the sphere to be projected, by the primitive plane. Primitive colors (Paint.), primary colors. See under Color. Primitive Fathers (Eccl.), the acknowledged Christian writers who flourished before the Council of Nice, A. D. 325. --Shipley. Primitive groove (Anat.), a depression or groove in the epiblast of the primitive streak. It is not connected with the medullary groove, which appears later and in front of it. Primitive plane (Spherical Projection), the plane upon which the projections are made, generally coinciding with some principal circle of the sphere, as the equator or a meridian. Primitive rocks (Geol.), primary rocks. See under Primary. Primitive sheath. (Anat.) See Neurilemma. Primitive streak or trace (Anat.), an opaque and thickened band where the mesoblast first appears in the vertebrate blastoderm. Syn: First; original; radical; pristine; ancient; primeval; antiquated; old-fashioned.
Rocksucker
Rocksucker Rock"suck`er, n. (Zo["o]l.) A lamprey.
rocksuckers
Lamprey Lam"prey, n.; pl. Lampreys. [OE. lampreie, F. lamproie, LL. lampreda, lampetra, from L. lambere to lick + petra rock, stone. The lampreys are so called because they attach themselves with their circular mouths to rocks and stones, whence they are also called rocksuckers. See Lap to drink, Petrify.] (Zo["o]l.) An eel-like marsipobranch of the genus Petromyzon, and allied genera. The lampreys have a round, sucking mouth, without jaws, but set with numerous minute teeth, and one to three larger teeth on the palate (see Illust. of Cyclostomi). There are seven small branchial openings on each side. [Written also lamper eel, lamprel, and lampron.]
Saliferous rocks
Saliferous Sa*lif"er*ous, a. [L. sal salt + -ferous.] Producing, or impregnated with, salt. Saliferous rocks (Geol.), the New Red Sandstone system of some geologists; -- so called because, in Europe, this formation contains beds of salt. The saliferous beds of New York State belong largely to the Salina period of the Upper Silurian. See the Chart of Geology.
Transition rocks
Transition Tran*si"tion, n. [L. transitio: cf. F. transition. See Transient.] 1. Passage from one place or state to another; charge; as, the transition of the weather from hot to cold. There is no death, what seems so is transition. --Longfellow. 2. (Mus.) A direct or indirect passing from one key to another; a modulation. 3. (Rhet.) A passing from one subject to another. [He] with transition sweet, new speech resumes. --Milton. 4. (Biol.) Change from one form to another. Note: This word is sometimes pronounced tran*sish"un; but according to Walker, Smart, and most other authorities, the customary and preferable pronunciation is tran*sizh"un, although this latter mode violates analogy. Other authorities say tran*zish"un. Transition rocks (Geol.), a term formerly applied to the lowest uncrystalline stratified rocks (graywacke) supposed to contain no fossils, and so called because thought to have been formed when the earth was passing from an uninhabitable to a habitable state.
Volcanic rocks
Volcanic Vol*can"ic, a. [Cf. F. volcanique, It. vulcanico.] 1. Of or pertaining to a volcano or volcanoes; as, volcanic heat. 2. Produced by a volcano, or, more generally, by igneous agencies; as, volcanic tufa. 3. Changed or affected by the heat of a volcano. Volcanic bomb, a mass ejected from a volcano, often of molten lava having a rounded form. Volcanic cone, a hill, conical in form, built up of cinders, tufa, or lava, during volcanic eruptions. Volcanic foci, the subterranean centers of volcanic action; the points beneath volcanoes where the causes producing volcanic phenomena are most active. Volcanic glass, the vitreous form of lava, produced by sudden cooling; obsidian. See Obsidian. Volcanic mud, fetid, sulphurous mud discharged by a volcano. Volcanic rocks, rocks which have been produced from the discharges of volcanic matter, as the various kinds of basalt, trachyte, scoria, obsidian, etc., whether compact, scoriaceous, or vitreous.

Meaning of ROCKS from wikipedia

- studies the rocks of other celestial objects. Rocks are usually grouped into three main groups: igneous rocks, sedimentary rocks and metamorphic rocks. Igneous...
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- The Liancourt Rocks, also known by their Korean name of Dokdo (Korean: 독도) or their ****anese name of Takeshima,(****anese: 竹島) are a group of islets in...
- Shag Rocks may refer to: Shag Rocks (M****achusetts) Shag Rocks, South Georgia Shag Rocks (Western Australia), rocks in Western Australia Shag Reef Shag...
- The Windgather Rocks (416 metres/1,365 ft a.s.l.) is a gritstone crag on the Derbyshire–Cheshire border in England. It is in the Peak District National...
- The Clerke Rocks are a group of small rocky islands some 35 miles (56 km) southeast of South Georgia that extend 5 miles (8.0 km) from east to west. The...
- Pop Rocks, also known as popping candy, is a type of candy owned by Zeta Espacial S.A. Pop Rocks ingredients include sugar, lactose (milk sugar), and flavoring...
- Hopewell Rocks, also called the Flowerpot Rocks or simply the Rocks, are rock formations known as sea stacks caused by tidal erosion in the Hopewell Rocks Ocean...
- The Virgin of the Rocks (Italian: Vergine delle rocce), sometimes the Madonna of the Rocks, is the name of two paintings by the Italian Renaissance artist...
- Ringing rocks, also known as sonorous rocks or lithophonic rocks, are rocks that resonate like a bell when struck. Examples include the Musical Stones...