- a needlelike part; spine, bristle, or needlelike crystal.
- a plural of aciculum.
Origin of acicula
- an acicula.
- Zoology. one of the slender, sharp stylets embedded in the parapodia of certain annelid worms, as the polychaetes.
Origin of aciculum
alteration of acicula
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for acicula
Acicula lineata is a very small shell, the size of the Pupæ; mainly northern in distribution.Our British Snails
John William Horsley
The banks of Aripo are not the only localities, nor is the acicula the only mollusc, by which pearls are furnished.Sketches of the Natural History of Ceylon
J. Emerson Tennent
- a needle-shaped part, such as a spine, prickle, or crystal
C19: New Latin, diminutive of acus needle
- a needle-like bristle that provides internal support for the appendages (chaetae) of some polychaete worms
C19: New Latin; see acicula
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