Definition of Pit head. Meaning of Pit head. Synonyms of Pit head

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Definition of Pit head

Pit head
Pit Pit, n. [OE. pit, put, AS. pytt a pit, hole, L. puteus a well, pit.] 1. A large cavity or hole in the ground, either natural or artificial; a cavity in the surface of a body; an indentation; specifically: (a) The shaft of a coal mine; a coal pit. (b) A large hole in the ground from which material is dug or quarried; as, a stone pit; a gravel pit; or in which material is made by burning; as, a lime pit; a charcoal pit. (c) A vat sunk in the ground; as, a tan pit. Tumble me into some loathsome pit. --Shak. 2. Any abyss; especially, the grave, or hades. Back to the infernal pit I drag thee chained. --Milton. He keepth back his soul from the pit. --Job xxxiii. 18. 3. A covered deep hole for entrapping wild beasts; a pitfall; hence, a trap; a snare. Also used figuratively. The anointed of the Lord was taken in their pits. --Lam. iv. 20. 4. A depression or hollow in the surface of the human body; as: (a) The hollow place under the shoulder or arm; the axilla, or armpit. (b) See Pit of the stomach (below). (c) The indentation or mark left by a pustule, as in smallpox. 5. Formerly, that part of a theater, on the floor of the house, below the level of the stage and behind the orchestra; now, in England, commonly the part behind the stalls; in the United States, the parquet; also, the occupants of such a part of a theater. 6. An inclosed area into which gamecocks, dogs, and other animals are brought to fight, or where dogs are trained to kill rats. ``As fiercely as two gamecocks in the pit.' --Locke. 7. [Cf. D. pit, akin to E. pith.] (Bot.) (a) The endocarp of a drupe, and its contained seed or seeds; a stone; as, a peach pit; a cherry pit, etc. (b) A depression or thin spot in the wall of a duct. Cold pit (Hort.), an excavation in the earth, lined with masonry or boards, and covered with glass, but not artificially heated, -- used in winter for the storing and protection of half-hardly plants, and sometimes in the spring as a forcing bed. Pit coal, coal dug from the earth; mineral coal. Pit frame, the framework over the shaft of a coal mine. Pit head, the surface of the ground at the mouth of a pit or mine. Pit kiln, an oven for coking coal. Pit martin (Zo["o]l.), the bank swallow. [Prov. Eng.] Pit of the stomach (Anat.), the depression on the middle line of the epigastric region of the abdomen at the lower end of the sternum; the infrasternal depression. Pit saw (Mech.), a saw worked by two men, one of whom stands on the log and the other beneath it. The place of the latter is often in a pit, whence the name. Pit viper (Zo["o]l.), any viperine snake having a deep pit on each side of the snout. The rattlesnake and copperhead are examples. Working pit (Min.), a shaft in which the ore is hoisted and the workmen carried; -- in distinction from a shaft used for the pumps.

Meaning of Pit head from wikipedia

- A headframe (gallows frame, winding tower, hoist frame, pit frame, shafthead frame, headgear, headstock, poppethead) is the structure above an underground...
- distinguished by the presence of a heat-sensing pit organ located between the eye and the nostril on both sides of the head. Currently, 23 genera and 155 species...
- are a colliery, a coal mine is called a "pit", and above-ground mining structures are referred to as a "pit head". In Australia, "colliery" generally refers...
- Pit bull is an umbrella term for several types of dog believed to have descended from bull and terriers. In the United States, the term is usually considered...
- The American Pit Bull Terrier (APBT) is a dog breed recognized by the United Kennel Club (UKC) and the American Dog Breeders ****ociation (ADBA), but not...
- Big Pit National Coal Museum (Welsh: Pwll Mawr Amgueddfa Lofaol Cymru) is an industrial heritage museum in Blaenavon, Tor****, Wales. A working coal mine...
- Tar pits, sometimes referred to as asphalt pits, are large asphalt deposits. They form in the presence of petroleum, which is created when deca**** organic...
- The Hartley Colliery disaster (also known as the Hartley Pit disaster or Hester Pit disaster) was a coal mining accident in Northumberland, England, that...
- Optic pit, optic nerve pit, or optic disc pit (ODP) is rare a congenital excavation (or regional depression) of the optic disc (also optic nerve head), resulting...
- The loreal pit is the deep depression, or fossa, in the loreal area on either side of the head in pit vipers (crotaline snakes). The area is located behind...