granum

English dictionary entry

Meanings

noun
  1. A stack-like structure in plant chloroplasts that contain chlorophyll; the site of photosynthesis.
noun
  1. One's grandmother.

Word forms

granum grana granums grannum

Etymology

From the late 19th c., from Latin grānum (“grain, seed or small kernel”). Doublet of corn, grain, gram, and grao.

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