annulation
/ (ˌænjʊˈleɪʃən) /
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noun
the formation of rings
a ringlike formation or part
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CUDDLE UP! A COZY QUIZ ON FALL WORDS HAS ARRIVED
If autumn is your ideal season, spice up your repertoire of "fall" vocabulary with this quiz on some warm and vivid descriptive words for the season.
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Which of the following words means “to make a crackling sound; crackle”?
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Words nearby annulation
annular eclipse, annular ligament, annular ring, annular scotoma, annulate, annulation, annulet, annulment, annuloplasty, annulorrhaphy, annulose
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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How to use annulation in a sentence
There is very little appearance of annulation of the stem, and no evidence of the "stem increasing in diameter distally."
The absence of setae and the great secondary annulation render the mapping of the segments a subject of some difficulty.
The distinguishing feature is the transverse annulation of the bell.
Marine Protozoa from Woods Hole|Gary N. Calkins