quinoline quin·o·line (kwĭn'ə-lēn', -lĭn)
n.
An aromatic organic base synthesized or obtained from coal tar and used as a food preservative and in making antiseptics.
| quinoline (kwĭn'ə-lēn', -lĭn) Pronunciation Key
An aromatic organic liquid having a pungent, tarlike odor. Quinoline is a base and is obtained from coal tar or is synthesized. It is used as a food preservative and in making antiseptics and dyes. Chemical formula: C9H7N. |