optochin
/ˈɒptətʃɪn/(also optochine, optoquine) Pharmacology
noun
A bactericidal derivative of quinine now used chiefly as a diagnostic test for Streptococcus pneumoniae; dihydrocupreine ethyl ether, C21H28O2N2.
Origin
Early 20th century; earliest use found in Chemical Abstracts. From German Optochinum from opto- (from its use in treating eye infections) + Chin- (in Chinin) + -um, after Latin nouns in -um.
- grab rail
- Gracchus
- grace
- grace and favour
- grace-covenant
- grace cup
- grace-drink
- graceful
- graceful degradation
- gracefully
- gracefulness
- grace giver
- grace hoop
- graceless
- graceless florin
- gracelessly
- gracelessness
- grace note
- grace of God
- gracer
- Graceship
- grace stroke
- grace term
- Grace, W. G.
- Gracias a Dios, Cape