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Look up
annulus
in Wiktionary, the free dictionary.
Annulus
(
or
anulus
) or
annular
indicates a ring- or donut-shaped area or structure. It may refer to:
Human anatomy
[
edit
]
Anulus fibrosus disci intervertebralis
, spinal structure
Annulus of Zinn
, a.k.a. annular tendon or
anulus tendineus communis
, around the optic nerve
Annular ligament (disambiguation)
Digitus anularis
, a.k.a.
ring finger
Anulus ciliaris
, a.k.a.
ciliary body
Anulus femoralis
, a.k.a.
femoral ring
Anulus inguinalis superficialis
, a.k.a.
superficial inguinal ring
Anulus inguinalis profundus
, a.k.a.
deep inguinal ring
Anuli fibrosi cordis
, a.k.a.
fibrous rings of heart
Anulus umbilicalis
, a.k.a.
umbilical ring
Other
[
edit
]
Annulus (construction)
, outer gear ring in an
epicyclic gearing
Annulus (botany)
, structure on fern and moss sporangia
Annular lake
, a ring-shaped lake caused by meteor impact
Annulus (mathematics)
, the shape between two concentric circles
Annulus (mycology)
, structure on mushroom
Annulus (firestop)
, site of construction issue
Annular piston
, a ring-shaped piston
Annulus (well)
, void between concentric cylinders
Annular blowout preventer
, device for sealing oil and gas wells
Annulation
, type of ring-producing chemical reaction
See also
[
edit
]
All pages with titles beginning with
annulus
All pages with titles containing
annulus
Annulet (disambiguation)
Annular eclipse
Annular tropical cyclone
Annular combustor,
design option in engine
Ring (disambiguation)
Topics referred to by the same term
This
disambiguation
page lists articles associated with the title
Annulus
.
If an
internal link
led you here, you may wish to change the link to point directly to the intended article.
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