hyaluronidase

[ hahy-uh-loo-ron-i-deys, -deyz ]
/ ˌhaɪ ə lʊˈrɒn ɪˌdeɪs, -ˌdeɪz /

noun

Biochemistry. a mucolytic enzyme found in the testes, in snake venom, and in hemolytic streptococci and certain other bacteria, that decreases the viscosity of the intercellular matrix by breaking down hyaluronic acid.
Pharmacology. a commercial form of this substance, used chiefly to promote the diffusion of intradermally injected drugs.

Origin of hyaluronidase

1935–40; hyaluron(ic acid) + -id- (by analogy with amidase, peptidase, etc.) + -ase

British Dictionary definitions for hyaluronidase

hyaluronidase
/ (ˌhaɪəlʊˈrɒnɪˌdeɪs, -ˌdeɪz) /

noun

an enzyme that breaks down hyaluronic acid, thus decreasing the viscosity of the medium containing the acid

Word Origin for hyaluronidase

C20: hyalo- + Greek ouron urine + -id ³ + -ase

Medical definitions for hyaluronidase

hyaluronidase
[ hī′ə-lu-rŏnĭ-dās′, -dāz′ ]

n.

Any of three enzymes that catalyze the hydrolysis of hyaluronic acid, thus increasing tissue permeability to fluids. One or more of these enzymes occur in the testes and in spermatozoa.