lacunule

[luh-kyoo-nyool]

noun

a small lacuna.

Origin of lacunule

First recorded in 1655–65; lacun(a) + -ule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

lacunule in Medicine

lacunule

[lə-kyōōnyōōl′]

n.

A very small lacuna.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.