dog's-tooth, in botany. See Erythronium.

Dens leonis. See Leontodon.

Density of bodies, is that property directly opposite to rarity, whereby they contain such a quantity of matter under such a bulk.

Accordingly, a body is said to have double or triple the density of another body, when their bulk being equal, the quantity of matter is in the one double or triple the quantity of matter in the other.

Density of the air. See Pneumatics.

Dentalium,