penannular

[pen-an-yuh-ler]

adjective

having the shape or design of an incomplete circle.

Origin of penannular

First recorded in 1850–55; pen- + annular

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

Examples from the Web for penannular

Historical Examples of penannular

They were penannular, and tapered nearly to a point at the ends.
The Archaeology and Prehistoric Annals of Scotland
Daniel Wilson
The developments in the form of this brooch show its evolution from a penannular to an annular ring.
Jewellery
H. Clifford Smith,
The terminations of the penannular ring soon become so expanded that they fill up exactly half the ring.
Jewellery
H. Clifford Smith,
The Celtic group is characterized by the penannular form of the ring of the brooch and the greater length of the pin.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3
Various

British Dictionary definitions for penannular

penannular

adjective

of or forming an almost complete ring

Word Origin for penannular

C19: from pene- + annular

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012