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Webster 1913 Edition

(vĕn′ū̍l)

Noun.

[L.

venula

, dim. from

vena

vein.]

A small vein; a veinlet; specifically

(Zool.)

, one of the small branches of the veins of the wings in insects.

venule ‎(plural venules)

(anatomy) A small vein, especially one that connects capillaries to a larger vein.

a small vein, especially one that connects capillaries to a larger vein