tissue plasminogen activator-a thrombolytic agent (trade name Activase) that causes fibrinolysis at the site of a blood clot; used in treating acute myocardial infarction.issue plasminogen activator-a thrombolytic agent (trade name Activase) that causes fibrinolysis at the site of a blood clot; used in treating acute myocardial infarction.
A stack of colored notecards. noun. The definition of a small firm sheet of paper used for writing a short message or for keeping small pieces of information. The lined cards used for presentation notes are an example of notecard. a small card, enclosed in an envelope, having a photograph or illustration printed on one side and the other side used for sending short messages.
an organ stop sounding a fifth higher than the corresponding digitals. 2. Piquet. a sequence of five cards of the same suit, as an ace, king, queen, jack, and ten (quint major) or a king, queen, jack, ten, and nine (quint minor) Origin of quint1. Latin.