Share this entry

Share this page

hymenium

Syllabification: hy·me·ni·um
Pronunciation: /hīˈmēnēəm
 
/

Definition of hymenium in English:

noun (plural hymenia /-nēə/)

Botany
(In higher fungi) a surface consisting mainly of spore-bearing structures (asci or basidia).
Example sentences
  • This middle layer is subtended by the hymenium which was also devoid of epiphytic organisms.
  • Since the perithecium grows out into the medium from the hymenium after nuclear pairing, this is ascohymenial development.
  • Unlike some related, duller-coloured species, the hymenium does not turn blood-red when it is scratched.

Origin

early 19th century: from Greek humenion, diminutive of humēn 'membrane'.

Derivatives

hymenial

1
adjective
Example sentences
  • Then there will be either lamellae, or gills, or pores, with hymenial layers bearing the basidia.
  • Beneath the gills there is a cavity, the hymenial chamber, which is still closed in this illustrated sample.
  • If you cannot see them properly, push gently on the cover slip until the hymenial elements lie free in the medium.

Definition of hymenium in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day jaunt
Pronunciation: jônt
noun
a short excursion or journey for pleasure