OENANTHIC a.
mparting, the odor characteristic of the bouquet of wine; specifically used, formerly, to designate an acid whose ethereal salts were supposed to occasion the peculiar bouquet, or aroma, of old wine. Cf. OEnanthylic. OEnanthic acid, an acid obtained from oenanthic ether by the action of alkalies. -- OEnanthic ether, a…
PLANE n.
An ideal surface, conceived as coinciding with, or containing, some designated astronomical line, circle, or other curve; as, the plane of an orbit; the plane of the ecliptic, or of the equator.