a pool or marsh, cognate with the Lat. _palus_; _e.g._ Poole, in Dorset, situated on a lagune; Pontypool (the pool at the bridge); Welsh-pool, so called to distinguish it from Poole in Dorset--its Welsh name is _Trellyn_ (the dwelling on the pool); Hartlepool, Danish _Hartness_ (the pool hard by the headland)--the Normans added _le pol_, from a pool called the Slake, by which it is almost insulated; Liverpool, probably _Llyr-pwl_, Welsh (the sea pool); Blackpool, in Lancashire, named from a marsh now drained; Polton and Pulborough (pool town); Polbaith and Polbeath, Gael. (the pool of the birches); Poltarf (of the bull); Pollnaranny and Polrane (of the ferns), in Ireland; Wampool in Cumberland (_i.e._ Woden’s pool); Pwl-helli (the salt pool); Pwll-du (black pool); Pwll-broch-mael (the pool of the warlike weapons), the site of a battle between the Welsh and Saxons; Pwll-tin-byd (the very deep pool, literally the pool at the bottom of the world); Pwll-y-wrach (the hag’s pool), in Wales. _Pill_, in Gloucester, means the mouth of a brook, _e.g._ Cow-pill, Horse-pill, etc.; Polmont, Co. Stirling, corrupt. from _poll-monaidh_ (the pool near the hill). [Sidenote: POMMIER (Fr.),] the apple-tree; _pomeratum_ (a place planted with apple-trees); _e.g._ La Pommerée, Pommeray, Pomiers, Pommera, Pommeraie, Pommereau, Pommereuil, in France. [Sidenote: PONS (Lat.), PONT (Welsh),] the bridge, with its derivatives in the Romance and in the Welsh languages; _e.g._ Pontefract, Lat. _Ad-pontem-fractum_ (at the broken bridge); Pontoise (the bridge across the R. Oise); Pont-Audemer (the bridge built by Aldemar across the R. Rille); Pont-de-briques (the bridge of bricks); Pont-d’Espagne, corrupt. from _Pont-de-sapins_ (the fir-tree bridge); Ponteland, in Northumberland, corrupt. from _Ad-pontem-Ælianum_ (at the bridge of Ælius); Pontigny (bridge town); Les-Ponts-de-Cé (the bridges of Cæsar), a town in France, with four bridges across the Loire; Negropont, probably a corrupt. of _Egripo_, which the Italian sailors translated into Negripo or Negropont (black bridge), in allusion to the narrow strait called in Greek _Euripos_ (_i.e._ the strait with the violent current), on which the town was built--the name of the town was gradually extended to the whole island, till then called _Eubœa_; Ponte-vedra (the old bridge), and Puenta-de-la-Reyna (the queen’s bridge), in Spain; Grampound, in Cornwall, Welsh _Pout-maur_ (the great bridge), corrupt. from the Fr. _Grand-pont_; Paunton, in Lincoln, anc. _Ad-pontem_ (at the bridge); Pontesbury (bridge town), in Cheshire; Ponte-corvo (the crooked bridge), in Campania; Deux-ponts (the two bridges), in Bavaria. In Wales: Pont-faen (stone bridge); Pont-newydd (new bridge); Pont-glasllyn (the bridge at the blue pool); Pont-y-glyn (the bridge of the glen); Pont-y-pair (the bridge of the cauldron); Pont-ar-ddulas (the bridge on the dark water); Pont-ar-Fynach (the devil’s bridge);