annulus
annulus
Definition
an·nu·lus (an′yo̵̅o̅ ləs, -yə-)
noun pl. -·li′--lī′ or -·luses
any ring or ringlike part, mark, etc.
Etymology: L annulus, for anulus: see annular
annulus
Usage Examples
Preposition: of
- disk: These wide long ligaments also constitute the outer layer of the annulus of each disk.
Converse of object
- use: Length at age of each pike was back-calculated using annuli of individual scales.
- rotate: In the experimental part of this thesis, a novel method of visualizing flow in a rotating two-layer annulus is implemented.
- center: The ability to center the annuli is absolutely essential in order to get the best imaging.
- show: The figure below shows the condenser annulus ( left ) and the phase plate ( right ) from a more appropriate angle.
- have: This distinction was abandoned in May 1920 and thereafter all ball rounds had the purple annulus.
Adjective modifier
- elliptical: It bins the image into elliptical annuli or a fan-shaped region of adjacent sectors.
- outer: An outer annulus around this, is required to secure the ring but this may be ringed with the same paint.
- wide: Wider apertured annuli are useful but do not seem to provide the subtle effects so easily.
- posterior: In addition the following injuries can occur:- Cervical Disk Prolapse - caused by a rupture of the posterior disk annulus.
Modifies a noun
- fibrosus: These layers are joined by a peripheral ring of fibrous tissue, the annulus fibrosus.
- diameter: Three apertures are defined, a ' star ' aperture diameter, and the inner and outer sky annulus diameter.
- fibrosis: Each disk consists of a ring of tough fibrous tissue ( annulus fibrosis ) surrounding a jelly-like cent r e ( nucleus pulposus ).
- geometry: Installed compressor performance Choice of overall annulus geometry: design for rising line, constant mean diameter, falling line.
- flow: The pressure measurements indicate that ingestion of the highly swirling annulus flow leads to increased vortex strength within the cavity.
Noun used with modifier
- condenser: While DF and COL offer at least the same resolution, phase contrast limits the resolution due to the condenser annulus.
- phase: If you have a phase contrast condenser, the largest phase contrast annuli often make excellent patch stops for darkfield!
- sky: Thus an INNER radius of 1 means that the sky annulus starts where the object aperture ends.
Browse dictionary entries near annulus
- annulment
- annulet
- annulation
- annulate
- annular ligament
- annular eclipse
- annular
- annul
- annuity starting date
- annuity in arrears
- annunciate
- annunciation
- annunciator
- Annunzio
- annus mirabilis
- anode
- anodize
- anodyne
- anoint
- Anointing of the Sick
