hyalin
- n a glassy translucent substance that occurs in hyaline cartilage or in certain skin conditions
hyaline cartilage
- n translucent cartilage that is common in joints and the respiratory passages; forms most of the fetal skeleton
hyaline membrane disease
- n an acute lung disease of the newborn (especially the premature newborn); lungs cannot expand because of a wetting agent is lacking; characterized by rapid shallow breathing and cyanosis and the formation of a glassy hyaline membrane over the alveoli
hyalinization
- n the state of being hyaline or having become hyaline
the patient's arterioles showed marked hyalinization
hyaloid membrane
- n the transparent membrane enveloping the vitreous humor of the eye and separating it from the retina
hyalophora cecropia
- n North American silkworm moth; larvae feed on the leaves of forest trees
hyaloplasm
- n the clear nongranular portion of the cytoplasm of a cell
hyalosperma
- n genus of herbs of temperate Australia including some from genus Helipterum
hyalospongiae
- n sponges with siliceous spicules that have six rays; choanocytes are restricted to finger-shaped chambers
hydremia
- n blood disorder in which there is excess fluid volume compared with the cell volume of the blood
hyaluronic acid
- n a viscous mucopolysaccharide found in the connective tissue space and the synovial fluid of movable joints and the humors of the eye; a cementing and protective substance
hyaluronidase
- n an enzyme (trade name Hyazyme) that splits hyaluronic acid and so lowers its viscosity and increases the permeability of connective tissue and the absorption of fluids
hyazyme
- n an enzyme (trade name Hyazyme) that splits hyaluronic acid and so lowers its viscosity and increases the permeability of connective tissue and the absorption of fluids
hybanthus
- n a genus of herbs and small shrubs with white or purple flowers; grows in tropical or subtropical regions