a dwelling, camp, or district; _e.g._ Dar-el-hajar (the rocky district), in Egypt; Darfur (the district of the Foor or Foorians, or the deer country), in Central Africa; Dera-Fati-Khan, Dera-Ghazi-Khan, Dera-Ismail-Khan (_i.e._ the camps of these three chiefs, in the Derajat, or camp district); Deir (the monk’s dwelling), in Syria; Diarbekr (the dwellings or tents of Bekr); Dehi-Dervishan (the villages of the dervishes); Deh-haji (the pilgrims’ village); Dekkergan (the village of wolves); Deir-Antonius (St. Anthony’s monastery), in Egypt; Buyukdereh (Turc. the great district on the Bosphorus). [Sidenote: DAR, DERO, DERYN (Cym.-Cel.), DAIR (Gadhelic),] an oak, cognate with the Lat. _drus_, and Sansc. _dru_, _doire_, or _daire_, Gadhelic, an oak-wood, Anglicised _derry_, _darach_, or _dara_, the gen. of _dair_; _e.g._ Daragh (a place abounding in oaks); Adare, _i.e._ _Athdara_ (the ford of the oak); Derry, now Londonderry, was originally _Daire-Calgaigh_ (the oak-wood of Galgacus, Latinised form of _Calgaigh_). In 546, when St. Columba erected his monastery there, it became Derry-Columkille (the oak-wood of Columba’s Church); in the reign of James I., by a charter granted to the London merchants, it obtained its present name; Derry-fad (the long oak-wood); Derry-na-hinch (of the island, _innis_); Dairbhre or Darrery (the oak forest), the Irish name for the Island of Valentia; Derry-allen (beautiful wood); Derrybane and Derrybawn (white oak-wood); Derrylane (broad oak-wood); Durrow, Irish _Dairmagh_, and Latinised _Robereticampus_ (the plain of the oaks); New and Old Deer (the oak-wood), in Aberdeenshire, was a monastery erected in early times by St. Columba, and given by him to St. Drostan. The old monastery was situated near a wooded hill, still called _Aikie-Brae_ (oak hill), and a fair was held annually in the neighbourhood, called _Mercatus querceti_ (the oak market)--_v._ _Book of Deer_, p. 48; Craigendarroch (the crag of the oak-wood); Darnock, or Darnick (the oak hillock), in Roxburghshire; Dryburgh, corrupt. from _Darach-bruach_ (the bank of oaks); Dori, the name of a round hill covered with oak-trees, in Wales; Darowen (Owen’s oak-wood), in Wales. [Sidenote: DEICH, DYK (Teut.),] a dyke or entrenchment. These dykes were vast earthen ramparts constructed by the Anglo-Saxons to serve as boundaries between hostile tribes; _e.g._ Hoorndyk (the dyke at the corner); Grondick (green dyke); Wansdyke (Woden’s dyke); Grimsdyke and Offa’s dyke (named after the chiefs Grim and Offa); Houndsditch (the dog’s dyke); Ditton, Dixton (towns enclosed by a dyke); Zaadik, in Holland, (the dyke) on the R. Zaad. Cartsdike, a village in Renfrewshire separated from Greenock by the burn Cart. Besides Grimesdyke (the name for the wall of Antoninus, from the R. Forth to the Clyde), there is a Grimsditch in Cheshire. [Sidenote: DELF (Teut.),]