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any of various enzymes, found esp in viruses, that catalyse the breakdown of glucosides containing neuraminic acid, an amino sugar
Word Origin
C20: from neuramin(ic acid) (from neuro- + amine + -ic) + -ide + -ase
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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neuraminidase in Medicine

neuraminidase neu·ra·min·i·dase (nur'ə-mĭn'ĭ-dās', -dāz', nyur'-)
An enzyme that catalyzes the hydrolysis of terminal acylneuraminic residues from oligosaccharides, glycoproteins, and glycolipids. It is present as a surface antigen in myxoviruses. Also called sialidase.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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