Definition of Annulis. Meaning of Annulis. Synonyms of Annulis

Here you will find one or more explanations in English for the word Annulis. Also in the bottom left of the page several parts of wikipedia pages related to the word Annulis and, of course, Annulis synonyms and on the right images related to the word Annulis.

Definition of Annulis

Annuli
Annulus An"nu*lus, n.; pl. Annuli. [L.] 1. A ring; a ringlike part or space. 2. (Geom.) (a) A space contained between the circumferences of two circles, one within the other. (b) The solid formed by a circle revolving around a line which is the plane of the circle but does not cut it. 3. (Zo["o]l.) Ring-shaped structures or markings, found in, or upon, various animals.

Meaning of Annulis from wikipedia

- In mathematics, an annulus (pl.: annuli or annuluses) is the region between two concentric circles. Informally, it is shaped like a ring or a hardware...
- string of small ring-shaped annuli. The annuli are not true flagellomeres, and in a given insect species the number of annuli generally is not as consistent...
- tentacles underneath the snout. Unlike other caecilians, they have only primary annuli; these are grooves running incompletely around the body, giving the animal...
- Astronomical rings (Latin: annuli astronomici), also known as Gemma's rings, are an early astronomical instrument. The instrument consists of three rings...
- Unsolved problem in mathematics: Does every Jordan curve have an inscribed square? (more unsolved problems in mathematics) The inscribed square problem...
- caecilians, the mouth is recessed below the snout, there are no tertiary annuli, and the tentacular opening are far forward of the eyes, and below the nostril...
- mouth. C, Okefenokee Swamp, GA (Pfl-2). Single star, male gonopore; double star, female gonopore, three annuli posterior to male. Scale bars, 1.0 mm....
- (here cited p. 130). Usus annuli astronomici - Rainer Gemma Frisius. 1548. Retrieved 2013-03-19 – via Internet Archive. annuli astronomici. N. Haasbroek:...
- annelids, the segmentation is masked by secondary external ring markings (annuli). The number of annulations varies, both between different regions of the...
- while others can live 20 years or more. Age can often be inferred from annuli, the concentric rings of their s****. Many scallops are hermaphrodites...