acicula

[ uh-sik-yuh-luh ]
/ əˈsɪk yə lə /

noun, plural a·cic·u·lae [uh-sik-yuh-lee]. /əˈsɪk yəˌli/.

a needlelike part; spine, bristle, or needlelike crystal.
a plural of aciculum.

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Origin of acicula

1875–80; <New Latin, Late Latin, alteration of acucula ornamental pin, equivalent to Latin acu-, stem of acus needle (cf. acute) + -cula-cule1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences 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.

British Dictionary definitions for acicula

acicula
/ (əˈsɪkjʊlə) /

noun plural -lae (-ˌliː)

a needle-shaped part, such as a spine, prickle, or crystal

Derived forms of acicula

acicular, adjective

Word Origin for acicula

C19: New Latin, diminutive of acus needle
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