The story
From cyt(osine) + -arabine (“arabinofuranosyl derivative”).
Etymology from Wiktionary, CC BY-SA 4.0.
cytarabine
Today it means: A cytotoxic antineoplastic agent C₉H₁₃N₃O₅ that is a synthetic isomer of the naturally occurring nucleoside of cytosine and arabinose and is used to treat several types of leukemias, especially acute myeloid leukemia in adults. Full definition →