annular

Definitions


[ˈanjʊlə], (Adjective)

Definitions:
- ring-shaped
(e.g: complex craters have uplifted central structures surrounded by an annular trough and a fractured rim)


Phrases:

Origin:
late 16th century: from French annulaire or Latin annularis, from anulus, annulus ‘a ring’




definition by Oxford Dictionaries