Dolmen, dol′men, n. a stone table: the French name for a cromlech, a prehistoric structure of two or more erect unhewn stones, supporting a large flattish stone. [Fr. dolmen; usually explained as Bret. dolmendol, taol, table, men, a stone. But tolmen in Cornish meant 'hole of stone.']

Dolomite, dol′o-mīt, n. a magnesian limestone, so called from the French geologist D. Guy de Dolomieu (1750-1801).—adj. Dolomit′ic.

Dolour, dō′lor, n. pain: grief: anguish.—adjs. Dolorif′erous, Dolori′fic, causing or expressing dolour, pain, or grief.—adv. Dolorō′so (mus.), noting a soft and pathetic manner.—adj. Dol′orous, full of dolour, pain, or grief: doleful.—adv. Dol′orously.—n. Dol′orousness.—Dolours of the Virgin, the prophecy of Simeon, the flight into Egypt, the three days' loss of Jesus, the meeting of Him on the way to Calvary, the crucifixion, the descent from the cross, the entombment. [Fr.,—L. dolēre, to grieve.]

Dolphin, dol′fin, n. an animal of the whale kind, closely resembling the porpoise, about 8 or 10 feet long: the coryphæna, a fish about 5 feet in length, noted for the brilliancy of its colours when dying.—ns. Dol′phinet (Spens.), a female dolphin; Dol′phin-fly, a black aphis or plant-louse, destructive to bean-plants. [O. Fr. daulphin—L. delphinus—Gr. delphis, -phinos.]

Dolt, dōlt, n. a dull or stupid fellow.—adj. Dolt′ish, dull: stupid.—adv. Dolt′ishly.—n. Dolt′ishness. [Dolt = dulled or blunted. See Dull.]

Dom, dom, n. the Portuguese form of Don: also a title given to certain Catholic dignitaries and members of some monastic orders, esp. the Benedictine. [L. dominus, lord.]

Domain, do-mān′, n. what one is master of or has dominion over: an estate: territory: ownership of land: the scope or range of any subject or sphere of knowledge.—adjs. Domain′al, Domā′nial. [Fr.,—L. dominium, dominus, a master.]

Domal, dōm′al, adj. relating to a house. [L. domus, a house.]

Domboc, dōm′bōk, n. a collection of laws made by authority of King Alfred, but now lost. [A.S. dóm, judgment, law, and bóc, book.]

Domdaniel, dom-dan′yel, n. a hall under the sea inhabited by a sorcerer and his disciples: (Carlyle) an infernal cave, den of iniquity generally. [Fr.,—Gr. dōma Daniēl, house of Daniel.]