Dipsacos

(From thirst). See Diabetes.

Dipas

Dry earth, (from the same). Also the name of a serpent, whose bite causes thirst. See Cobra.

Dipseticus

(From to thirst). An epithet for food which causes thirst.

Dipyrenon

(From bis,.double, and a berry, or kernel,) the name of a probe, with two buttons on one end. It is mentioned by Coelius Aurelianus.

Dipyrites

Or Dipyros, (from twice, and fire). Bread twice baked. Hippocrates recommends it in dropsies.

Diradiatio

See Actinobolismus.

Director

(From dirigo, to direct). A grooved instrument for guiding an incision knife.

Directores Penis

(From the same). See Erectores penis.

Diringa

A name, in the isle of Java, for the sweet-scented flag. See Calamus aromaticus.

Discessus

(from discedo, to depart). A chemical term, in French depart, or linquart, signifies, in general, any separation of two bodies before united: but it is particularly applied to the separation of gold from silver by the nitrous acid, where the silver is dissolved, but the gold left untouched.

Discoides

(From the quoit used in the

Roman games, and a form). See Crystallina.

Discreta Purgativa

(From discerno, to separate). A purgative which evacuates a particular humour.

Discrimen

A small roller about twelve feet long, and two fingers broad, rolled up with one head, and used after bleeding in the forehead, in the following manner: the bandage is held with the left thumb upon a compress, so that about a foot hangs below the forehead; then the roller is carried round the temples and occiput in the circular direction; after this, the part which hangs down is to be carried over the head to the occiput, and there, having rolled it several times about the head, it is to be secured. It is a term also applied to the diaphragm.

Disciforme

(From a quoit, and forma, likeness). See Patella.

Discus

(From to throw). A disk, or quoit, thrown to a great distance at a mark. It was one of the gymnastic exercises. In botany, the whole surface of a leaf; disk, of a flower, is the central part in radiate compound flowers consisting generally of regular little corollae or florets; the term is also appled to other aggregate flowers, when the florets, towards the middle, differ from those in the circumference.

Discussio

(From and quatio, to shake through). See Perspiratio.