[pahy-per-uh-sil-in] /paɪˌpɛr əˈsɪl ɪn/
a broad-spectrum semisynthetic penicillin, C 2 3 H 2 6 N 5 NaO 7 , used against certain susceptible Gram-positive and Gram-negative bacteria and certain anaerobes, especially P. aeruginosa.
- Piperacillin sodium
piperacillin sodium pi·per·a·cil·lin sodium (pī-pěr’ə-sĭl’ĭn) n. A semisynthetic broad-spectrum antibiotic related to penicillin and active against a variety of gram-positive and gram-negative bacteria.
[pi-per-uh-zeen, -zin, pahy-, pip-er-uh-] /pɪˈpɛr əˌzin, -zɪn, paɪ-, ˈpɪp ər ə-/ noun, Chemistry. 1. Also called piperazidine [pip-uh-raz-i-deen, -din, pahy-puh-] /ˌpɪp əˈræz ɪˌdin, -dɪn, ˌpaɪ pə-/ (Show IPA). a colorless, crystalline, deliquescent ring compound, C 4 H 1 0 N 2 , prepared by the reaction of ethylene bromide or ethylene chloride with ammonia: used […]
[pahyp-rak] /ˈpaɪpˌræk/ adjective, Informal. 1. offering services or goods at low cost because of avoidance of expensive interior decoration, as by displaying clothing for sale on plain pipe racks. noun 1. a usually wheeled rack of metal piping on which to hang clothing, as in a store. 2. a small rack, usually of wood, for […]
[pip-uh-reen, -er-in] /ˈpɪp əˌrin, -ər ɪn/ noun, Chemistry. 1. a white, crystalline alkaloid, C 1 7 H 1 9 NO 3 , obtained from pepper and other piperaceous plants and also prepared synthetically: used as an insecticide. /ˈpɪpəˌraɪn; -rɪn/ noun 1. a crystalline insoluble alkaloid that is the active ingredient of pepper, used as a […]