osculum

[ os-kyuh-luh m ]
/ ˈɒs kyə ləm /
|

noun, plural os·cu·la [os-kyuh-luh] /ˈɒs kyə lə/.

a small mouthlike aperture, as of a sponge.

Origin of osculum

1605–15; < New Latin, Latin ōsculum, equivalent to ōs mouth + -culum -cule1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for oscula

British Dictionary definitions for oscula

osculum

/ (ˈɒskjʊləm) /

noun plural -la (-lə)

zoology a mouthlike aperture, esp the opening in a sponge out of which water passes

Word Origin for osculum

C17: from Latin: a kiss, little mouth, diminutive of ōs mouth
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

Medicine definitions for oscula

osculum

[ ŏskyə-ləm ]

n. pl. os•cu•la (-lə)

A pore or minute opening.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.