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The Collaborative International Dictionary
Vesicular

Vesicular \Ve*sic"u*lar\, a. [Cf. F. v['e]siculaire.]

  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. Containing, or composed of, vesicles or vesiclelike structures; covered with vesicles or bladders; vesiculate; as, vesicular coral; vesicular lava; a vesicular leaf.

  3. Having the form or structure of a vesicle; as, a vesicular body.

    Vesicular column (Anat.), a series of nerve cells forming one of the tracts distinguished in the spinal; -- also called the ganglionic column.

    Vesicular emphysema (Med.), emphysema of the lungs, in which the air vesicles are distended and their walls ruptured.

    Vesicular murmur (Med.), the sound, audible on auscultation of the chest, made by the air entering and leaving the air vesicles of the lungs in respiration.

Douglas Harper's Etymology Dictionary
vesicular

1715, from Modern Latin vesicularis, from vesicula "little blister," diminutive of vesica "bladder" (see ventral).

Wiktionary
vesicular

a. 1 Of or pertaining to vesicles. 2 Having vesicles.

WordNet
vesicular

adj. of or relating to or involving vesicles; "normal vesicular breathing"

Usage examples of "vesicular".

For example, when a cylindrical and fibrous porter deposits his sensitive burden in the vesicular and cineritious substance, something examines it, tests its import, reflects on what shall be done, forms an intelligent resolution, and commands another porter to bear the dynamic load forth.

Foot-and-mouth disease, rinderpest, Rift Valley fever, vesicular stomatitis, vesicular exanthema, hog cholera, African swine fever, fowl plague, Newcastle disease, and equine encephalomyelitis.

I read and reread the descriptions of papulosquamous erythematous pruritic vesicular eruptions.

The lesions simulated are usually inflammatory in character, such as erythema, vesicular and bullous eruptions, and ulceration of the skin.

Chevalier mentions that through contact of the drug workmen in the manufacture of quinin are liable to an affection of the skin which manifests itself in a vesicular, papular, or pustular eruption on different parts of the body.

Viruses: Foot-and-mouth disease, rinderpest, Rift Valley fever, vesicular stomatitis, vesicular exanthema, hog cholera, African swine fever, fowl plague, Newcastle disease, and equine encephalomyelitis.