Share this entry
sialic acid Syllabification: si·al·ic ac·id
Pronunciation: /sīˌalik ˈasid/

Definition of sialic acid in English:


A substance present in saliva that consists of acyl derivatives of neuraminic acid.
Example sentences
  • If scientists treat blood cells with an enzyme to remove sialic acid, the parasite can no longer invade.
  • Biochemical markers of metastasis such as lung hydroxyproline, uronic acid, serum sialic acid and gammaglutamyl transpeptidase were estimated.
  • Many pathogens use sugar groups of surface glycoproteins, in particular sialic acid residues, as receptors for invasion.


1950s: sialic from Greek sialon 'saliva' + -ic.

Definition of sialic acid in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove ads and access premium resources