D defs.my
Entry 3 senses Webster, 1913

Vesicular

· Ve·sic·u·lar · IPA
01 a. Of or pertaining to vesicles; esp., of or pertaining to the air vesicles, or air cells, of the lungs; as, vesicular breathing, or normal br…
  1. 1.
    Of or pertaining to vesicles; esp., of or pertaining to the air vesicles, or air cells, of the lungs; as, vesicular breathing, or normal breathing, in which the air enters freely the air vesicles of the lungs.
  2. 2.
    Containing, or composed of, vesicles or vesiclelike structures; covered with vesicles or bladders; vesiculate; as, a vesicular coral; vesicular lava; a vesicular leaf.
  3. 3.
    Having the form or structure of a vesicle; as, a vesicular body.
Phrases & compounds
Vesicular column — a series of nerve cells forming one of the tracts distinguished in the spinal cord; -- also called the ganglionic column.
Vesicular emphysema — emphysema of the lungs, in which the air vesicles are distended and their walls ruptured.
Vesicular murmur — the sound, audible on auscultation of the chest, made by the air entering and leaving the air vesicles of the lungs in respiration.