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Definition 2024


granum

granum

English

Noun

granum (plural grana)

  1. (biology) a stacklike structure in plant chloroplasts that contain chlorophyll; the site of photosynthesis

Latin

Etymology

From Proto-Indo-European *ǵr̥h₂nóm. Cognates include Old Irish grán, Breton greun, Old Church Slavonic зрьно (zrĭno), Lithuanian žìrnis (pea), Persian خرمن (xarman, grain) and Old English corn (grain) (English corn).

Pronunciation

  • (Classical) IPA(key): /ˈɡraː.num/, [ˈɡraː.nũ]

Noun

grānum n (genitive grānī); second declension

  1. a grain, seed or small kernel

Inflection

Second declension.

Case Singular Plural
nominative grānum grāna
genitive grānī grānōrum
dative grānō grānīs
accusative grānum grāna
ablative grānō grānīs
vocative grānum grāna

Derived terms

Related terms

  • grānifer

Descendants

References