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...
- Unsolved problem in mathematics: Does every Jordan curve have an inscribed square? (more unsolved problems in mathematics) The inscribed square problem...
- resulting in the loss of the first two annuli. It is therefore necessary to determine an average width for the first two annuli by examining the fins from juvenile...
- Astronomical rings (Latin: annuli astronomici), also known as Gemma's rings, are an early astronomical instrument. The instrument consists of three rings...
- toxic and hazardous substances by injecting them down the outer rim, or annuli, of the oil wells. BPXA failed to report the illegal injections when it...
- annelids, the segmentation is masked by secondary external ring markings (annuli). The number of annulations varies, both between different regions of the...
- Annulus fibrosus or anulus fibrosus may refer to: Anulus fibrosus cordis, fibrous ring of heart Anulus fibrosus disci intervertebralis, fibrous ring of...
- morphological characters, such as the number of preanal pores, body annuli, tail annuli, and skull shape. Such characters are vulnerable to convergent evolution;...
- 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....