Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

American Heritage Dictionary - Cite This Source - Share This

dune       (dōōn, dyōōn)  Pronunciation Key  n.   A hill or ridge of wind-blown sand. [French, from Old French, from Middle Dutch dūne; see dheuə- in Indo-European roots.]

Online Etymology Dictionary - Cite This Source - Share This
dune 

WordNet - Cite This Source - Share This

dune

noun

a ridge of sand created by the wind; found in deserts or near lakes and oceans

The American Heritage Science Dictionary - Cite This Source - Share This

dune       (dn)  Pronunciation Key  (click for larger image in new window) A hill or ridge of wind-blown sand. Dunes are capable of moving by the motion of their individual grains but usually keep the same shape. See more at barchan dune, draa, longitudinal dune, seif dune, transverse dune.

U.S. Gazetteer - Cite This Source - Share This

Dune Acres, IN (town, FIPS 18982) Location: 41.64366 N, 87.10332 W
Population (1990): 263 (149 housing units)
Area: 5.2 sq km (land), 0.0 sq km (water)

Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Dune

Down\, n. [OE. dun, doun, AS. d?n; of Celtic origin; cf. Ir. d?n hill, fortified hill, Gael. dun heap, hillock, hill, W. din a fortified hill or mount; akin to E. town. See Town, and cf. Down, adv. & prep., Dune.]

1. A bank or rounded hillock of sand thrown up by the wind along or near the shore; a flattish-topped hill; -- usually in the plural.

Hills afford prospects, as they must needs acknowledge who have been on the downs of Sussex. --Ray.

She went by dale, and she went by down. --Tennyson.

2. A tract of poor, sandy, undulating or hilly land near the sea, covered with fine turf which serves chiefly for the grazing of sheep; -- usually in the plural. [Eng.]

Seven thousand broad-tailed sheep grazed on his downs. --Sandys.

3. pl. A road for shipping in the English Channel or Straits of Dover, near Deal, employed as a naval rendezvous in time of war.

On the 11th [June, 1771] we run up the channel . . . at noon we were abreast of Dover, and about three came to an anchor in the Downs, and went ashore at Deal. --Cook (First Voyage).

4. pl. [From the adverb.] A state of depression; low state; abasement. [Colloq.]

It the downs of life too much outnumber the ups. --M. Arnold.