acinus
nounA2Định nghĩa theo từ loại
Danh từ
nounPlural noun:
acini
- 1.
(botany) One of the small grains or drupelets which make up some kinds of fruit, as the blackberry, raspberry, etc.
- 2.
(botany) A grape-stone.
- 3.
(anatomy) One of the granular masses which constitute a racemose or compound gland, as the pancreas; also, one of the saccular recesses in the lobules of a racemose gland.
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Nguồn gốc từ
Latin acinus (grape, grape-stone); the histopathologic sense comes figuratively from the fancied resemblance (on microscopy) of acinic cells (acinar cells) to bunches of drupelets, berries, or grapes.