Tioguanine

//ˌtaɪ.oʊˈɡwɑˌnin// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A crystalline compound C₅H₅N₅S which is a thio analog of guanine with cytotoxic properties as an antimetabolite, given orally in the treatment of leukemia. uncountable

Etymology

From thio- + guanine.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.