in the history of insects. See **APIS**.

**Drone-fly**, a two-winged insect, extremely like the common drone-bee, whence also the name.

**Drops**, in meteorology, small spherical bodies which the particles of fluids spontaneously form themselves into when let fall from any height.

**Drops**, in medicine, a liquid remedy, the dose of which is estimated by a certain number of drops.

**Dropsy**, in medicine, an unnatural collection of watery humours in any part of the body. See **MEDICINE**.