Definition of hymenium in English:

hymenium

Line breaks: hy¦men|ium
Pronunciation: /hʌɪˈmiːnɪəm
 
/

noun (plural hymenia /-nɪə/)

Botany
  • (In higher fungi) a surface consisting mainly of spore-bearing structures (asci or basidia).
    More 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.

Derivatives

hymenial

adjective
More 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.

Origin

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

More definitions of hymenium

Definition of hymenium in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day kerf
Pronunciation: kəːf
noun
a slit made by cutting with a saw