prostacyclin (ËprÉstÉËsaÉªklÉªn) n (Biochemistry) biochem any of several prostaglandins produced in the blood vessels, causing vasodilation and inhibiting platelet aggregation. prosâ¢taâ¢cyâ¢clin (ËprÉs tÉËsaÉª klÉªn) n. a prostaglandin, C20H32O5, that specifically inhibits the formation of blood clots.
mongoose Facts. Although they appear remarkably similar to weasels in form and lifestyle, mongooses are actually members of the superfamily feliforma, or cat-like carnivores, while weasels are in the superfamily caniforma or dog-like carnivores.
They were the victims of a vicious racist attack. These otters are particularly vicious beasties, with very sharp teeth. He was set upon by a vicious dog. The insurance business suffered from a vicious cycle of boom and bust. He was subjected to the most vicious calumny, but he never complained and never sued. Thesaurus: synonyms and related words