The Collaborative International Dictionary of English v.0.48:

Dale \Dale\ (d[=a]l), n. [AS. d[ae]l; akin to LG., D., Sw.,
   Dan., OS., & Goth. dal, Icel. dalr, OHG. tal, G. thal, and
   perh. to Gr. qo`los a rotunda, Skr. dh[=a]ra depth. Cf.
   Dell.]
   1. A low place between hills; a vale or valley.
      [1913 Webster]

            Where mountaines rise, umbrageous dales descend.
                                                  --Thomson.
      [1913 Webster]

   2. A trough or spout to carry off water, as from a pump.
      --Knight.
      [1913 Webster]

U.S. Gazetteer (1990):

Dale, IL
  Zip code(s): 62829
Dale, IN (town, FIPS 16624)
  Location: 38.16720 N, 86.98661 W
  Population (1990): 1553 (599 housing units)
  Area: 2.4 sq km (land), 0.0 sq km (water)
  Zip code(s): 47523
Dale, NY
  Zip code(s): 14039
Dale, PA (borough, FIPS 18000)
  Location: 40.31185 N, 78.90409 W
  Population (1990): 1642 (799 housing units)
  Area: 0.5 sq km (land), 0.0 sq km (water)
Dale, TX
  Zip code(s): 78616

Moby Thesaurus II by Grady Ward, 1.0:

20 Moby Thesaurus words for "dale":
   bottom, bottom glade, bottoms, combe, dell, dingle, gap, gill,
   glen, grove, intervale, lunar rill, pass, ravine, strath, trench,
   trough, vale, valley, wadi