annulate

or an·nu·lat·ed

[an-yuh-lit, -leyt or an-yuh-ley-tid]

adjective

formed of ringlike segments, as an annelid worm.
having rings or ringlike bands.

Origin of annulate

1820–30; < Latin annulātus, variant of ānulātus ringed, equivalent to ānul(us) ring + -ātus -ate¹

Related formsan·nu·la·tion, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for annulation

Historical Examples of annulation

There is very little appearance of annulation of the stem, and no evidence of the "stem increasing in diameter distally."
Journal of Entomology and Zoology: Volume 6, Number 4, December 1914
Various

British Dictionary definitions for annulation

annulation

noun

the formation of rings
a ringlike formation or part

annulate

adjective

having, composed of, or marked with rings

Derived Formsannulated, adjective

Word Origin for annulate

C19: from Latin ānulātus, from ānulus a ring

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