[ L. septem seven. ] A combining form meaning seven; as, septifolious, seven-leaved; septi-lateral, seven-sided. [ 1913 Webster ]

a. [ Septi- + -ic. ] (Math.) Of the seventh degree or order. -- n. (Alg.) A quantic of the seventh degree. [ 1913 Webster ]

n. A substance that promotes putrefaction. [ 1913 Webster ]

‖n. [ NL., from Gr. &unr_;&unr_;&unr_; putrefactive + &unr_;&unr_;&unr_; blood. ] (Med.) A poisoned condition of the blood produced by the absorption into it of septic or putrescent material; blood poisoning. It is marked by chills, fever, prostration, and inflammation of the different serous membranes and of the lungs, kidneys, and other organs. [ 1913 Webster ]

{ } a. [ L. septicus, Gr. &unr_;&unr_;&unr_;&unr_;, fr. &unr_;&unr_;&unr_;&unr_; to make putrid: cf. F. septique. ] Having power to promote putrefaction. [ 1913 Webster ]

adv. In a septic manner; in a manner tending to promote putrefaction. [ 1913 Webster ]

a. [ Septum + L. caedere to cut: cf. F. septicide. ] (Bot.) Dividing the partitions; -- said of a method of dehiscence in which a pod splits through the partitions and is divided into its component carpels. [ 1913 Webster ]

n. [ See Septic. ] Tendency to putrefaction; septic quality. [ 1913 Webster ]

a. [ L. septifariam sevenfold. Cf. Bifarious. ] (Bot.) Turned in seven different ways. [ 1913 Webster ]

a. [ Septum + -ferous: cf. F. septifère. ] (Bot.) Bearing a partition; -- said of the valves of a capsule. [ 1913 Webster ]