noun.
A genus of dipterous insects, of the family Syrphidæ, having elongate antennæ with a terminal style.
noun.
[lowercase] An old name of some cestoid worm.
noun.
Cerium oxid: used in small proportion, with thoria or thorium oxid, in the mantles of Welsbach incandescent gas-lamps.
noun.
A drink made of corn; barley-water.