The story
From thi(ophene) + car(boxy) + -cillin (“6-aminopenicillanic acid derivative”).
Etymology from Wiktionary, CC BY-SA 4.0.
ticarcillin
Today it means: A semisynthetic antibiotic used especially in the form of its disodium salt C₁₅H₁₄N₂Na₂O₆S₂. Full definition →