What do a.m. and p.m. stand for?


[proh-mahy-see-lee-uh m] /ˌproʊ maɪˈsi li əm/
noun, plural promycelia
[proh-mahy-see-lee-uh] /ˌproʊ maɪˈsi li ə/ (Show IPA).
a short filament produced in the germination of a spore that bears small spores and then dies.
Origin of promycelium
1865-70; < New Latin; see pro-1, mycelium
Related forms
promycelial, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for promycelium
  • In the spring, one or both cells of the teliospore produces a hyphal protrusion called a promycelium or basidium.
British Dictionary definitions for promycelium


noun (pl) -lia (-lɪə)
(botany) a short tubular outgrowth from certain germinating fungal spores that produces spores itself and then dies
Derived Forms
promycelial, adjective
Word Origin
C19: New Latin from pro-1 + mycelium
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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