Dies faustus.—A lucky day.

Dies iræ.—Day of wrath.

Dies non.—A day on which judges do not sit.

Dieu et mon droit.—God and my right.

Dieu vous garde.—God protect you.

Dii majorum gentium.—The gods of the superior class; the twelve superior gods.

Dii penates.—Household gods.

Dilettanti.—Persons who devote themselves to science merely for amusement or relaxation. (Sing. Dilettante.)

Diluvium.—A deposit of superficial loam, sand, &c. caused by a deluge.

Dirigo.—I direct or guide.