Pronunciation: ˌ h ī l-yu ̇ - ' rä-nik-, ˌ h ī - ə l-yu ̇ -
Function: noun
Etymology: International Scientific Vocabulary
Date: 1934
: a viscous glycosaminoglycan chiefly of the matrix of tissues that occurs especially in the vitreous humor, umbilical cord, synovial fluid, and loose connective tissue and serves especially as a structural element and lubricant