thiazole

noun

Etymology: Etymology tree Proto-Indo-European *dʰewh₂-der.? Ancient Greek θέειον (théeion) Ancient Greek θεῖον (theîon)der. English thio- Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Hellenic *ə- Ancient Greek ᾰ̓- (ă-) Proto-Indo-European *gʷeyh₃- Proto-Indo-European *-wós Proto-Indo-European *gʷih₃wós Proto-Indo-European *gʷíh₃weti Proto-Hellenic *gʷyṓw-ō Proto-Hellenic *ďṓwō Ancient Greek ζώω (zṓō) Ancient Greek ζῶ (zô) Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek ζωή (zōḗ) French azotebor. English azote English azo- English -ole English azole English thiazole From thio- + azole.

1. Any of a class of unsaturated heterocyclic compounds containing a ring of three carbon atoms, a sulphur and a nitrogen atom; especially the simplest one, C₃H₃SN

   “Many heterocyclic bodies prepared synthetically have been manufactured upon a technical scale, because of their coloring and therapeutic properties. This is true of the dyes of [...] the thiazole-group, and also of the important febrifuges, [...]”