| protea | (n) any tropical African shrub of the genus Protea having alternate rigid leaves and dense colorful flower heads resembling cones |
| proteaceae | (n) large family of Australian and South African shrubs and trees with leathery leaves and clustered mostly tetramerous flowers; constitutes the order Proteales, Syn. family Proteaceae, protea family |
| proteales | (n) coextensive with the family Proteaceae, Syn. order Proteales |
| protean | (adj) taking on different forms, Example: eyes...of that baffling protean grey which is never twice the same |
| protease | (n) any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis, Syn. proteolytic enzyme, peptidase, proteinase |
| protease inhibitor | (n) an antiviral drug used against HIV; interrupts HIV replication by binding and blocking HIV protease; often used in combination with other drugs, Syn. PI |
| Proteaceous | a. [ From Proteus. ] (Bot.) Of or pertaining to the |
| Protean | a. [ 1913 Webster ] |
| Proteanly | adv. In a protean manner. Cudworth. [ 1913 Webster ] |
| Protease { f } [ biochem. ] | protease [Add to Longdo] |