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English-Thai Dictionary

quinoline

N ยา ลด ไข้ แก้ ปวด ยา แก้ โรค บิด

Webster's 1913 Dictionary

QUINOLINE

Quin "o *line, n. Etym: [Quinine + L. oleum oil + -ine.] (Chem. )

Defn: A nitrogenous base, C9H7N obtained as a pungent colorless liquid by the distillation of alkaloids, bones, coal tar, etc. It the nucleus of many organic bodies, especially of certain alkaloids and related substances; hence, by extension, any one of the series of alkaloidal bases of which quinoline proper is the type. [Written also chinoline. ]

New American Oxford Dictionary

quinoline

quin o line |ˈkwinəlin ˈkwɪnəlɪn | ▶noun Chemistry a pungent oily liquid present in coal tar and bone oil. [A heteroaromatic compound with fused benzene and pyridine rings; chem. formula: C 9 H 7 N. ] ORIGIN mid 19th cent.: from Spanish quina (see quinine ) + -ol + -ine 4 .

Oxford Dictionary

quinoline

quinoline |ˈkwɪnəliːn | ▶noun [ mass noun ] Chemistry a pungent oily liquid present in coal tar. ●A heteroaromatic compound with fused benzene and pyridine rings; chem. formula: C 9 H 7 N. ORIGIN mid 19th cent.: from Spanish quina (see quinine ) + -ol + -ine 4 .