"ˌˈplatə̇n noun
also cis-platinum "ˌ
( -s )
Etymology: International Scientific Vocabulary cis- + platin um
: a platinum-containing antineoplastic drug Cl 2 H 6 N 2 Pt that functions as an alkylating agent, produces cross-links in DNA between and within strands, and is used especially as a palliative therapy in testicular and ovarian tumors and in advanced bladder cancer