[ 'vɛsɪk(ə)l , 'vi:- ]
■ noun
1》 Anatomy & Zoology a small fluid-filled sac or cyst within the body.
↘ Medicine a blister full of clear fluid.
2》 Botany an air-filled swelling in a seaweed or other plant.
3》 Geology a small cavity in volcanic rock, produced by gas bubbles.
Derivatives
vesicular adjective
vesiculated adjective
vesiculation noun
Origin
C16: from Fr. vésicule or L. vesicula , dimin. of vesica 'bladder'.