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A small opening or pore, as of a fruiting body.
[Latin ōstiolum, diminutive of ōstium, opening; see ostium.]
os′ti·o′lar (ŏs′tē-ō′lər, ŏ-stī′ə-) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Botany) the pore in the reproductive bodies of certain algae and fungi through which spores pass
2. (Biology) any small pore
[C19: from Latin ostiolum, diminutive of ostium door]
ostiolar, ˈostioˌlate adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
an opening or pore.
[1825–35; < Latin ōstiolum little door, diminutive of ōstium door]
os•ti•o•lar (ˈɒs ti ə lər, ɒˈstaɪ-) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||ostiole - a small pore especially one in the reproductive bodies of certain algae and fungi through which spores pass|
pore - any small opening in the skin or outer surface of an animal
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