Trepan
Trepan Tre*pan", n. [F. tr['e]pan (cf. Sp. tr['e]pano, It. trepano, trapano), LL. trepanum, fr. Gr. ? a borer, auger, trepan, fr. ? to bore, ? a hole. Cf. {Trephine}.] 1. (Surg.) A crown-saw or cylindrical saw for perforating the skull, turned, when used, like a bit or gimlet. See {Trephine}. [1913 Webster]

2. (Mining) A kind of broad chisel for sinking shafts. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • trépan — [ trepɑ̃ ] n. m. • v. 1363; lat. médiév. trepanum; gr. trupanon 1 ♦ Instrument de chirurgie en forme de vilebrequin, destiné à percer les os (notamment ceux du crâne). 2 ♦ (1611) Vilebrequin pour forer. ⇒ 2. drille, foreuse. Trépan de sonde :… …   Encyclopédie Universelle

  • trepan — TREPÁN, trepane, s.n. 1. Instrument de chirurgie în formă de sfredel, folosit la trepanaţii; p. ext. operaţie făcută cu acest instrument. 2. Instrument de sculptură, folosit pentru a face perforaţii adânci în piatră şi în marmură. 3. Un fel de… …   Dicționar Român

  • Trepan — Trépan Trépan usé Un trépan (terme issu du grec trupaô : je perce) est un outil de forage surtout utilisé dans l industrie pétrolière. Il a la forme d un cône unique en acier spécial très dur ou de trois cônes imbriqués ensemble. La surface… …   Wikipédia en Français

  • Trepan — Tre*pan , v. t. & i. [imp. & p. p. {Trepanned}; p. pr. & vb. n. {Trepanning}.] [Cf. F. tr[ e]paner. See {Trepan} a saw.] (Surg.) To perforate (the skull) with a trepan, so as to remove a portion of the bone, and thus relieve the brain from… …   The Collaborative International Dictionary of English

  • trepan — TREPAN. s. m. Instrument de Chirurgie avec lequel on coupe en rond, & on enleve un morceau du crane. Dez que le Chirurgien eut apporté son trepan. Il signifie aussi l Operation qui se fait avec cet instrument. Ce blessé est trop foible, il ne… …   Dictionnaire de l'Académie française

  • Trepan — Tre*pan , n. [See {Trapan}.] 1. A snare; a trapan. [1913 Webster] Snares and trepans that common life lays in its way. South. [1913 Webster] 2. a deceiver; a cheat. [1913 Webster] He had been from the beginning a spy and a trepan. Macaulay. [1913 …   The Collaborative International Dictionary of English

  • trepan — trèpān m <G trepána> DEFINICIJA med. tehn. instrument kojim se buše kosti, osobito kosti lubanje ETIMOLOGIJA fr. trépan: kružna pila ← srlat. trepanum ← grč. trýpanon: svrdlo …   Hrvatski jezični portal

  • trepan — ► NOUN chiefly historical ▪ a saw used by surgeons for perforating the skull. ► VERB (trepanned, trepanning) ▪ perforate (a person s skull) with a trepan. DERIVATIVES trepanation noun. ORIGIN from Greek trupan to bore , from trup …   English terms dictionary

  • trepan — trepan1 [trē pan′, tripan′] n. [ME trepane < ML trepanum < Gr trypanon, carpenters tool, auger, trepan < trypan, to bore < IE * treup < base * ter , to bore, rub > THROW] 1. an early form of the trephine 2. a heavy boring tool… …   English World dictionary

  • Trepan — Tre*pan , v. t. To insnare; to trap; to trapan. [1913 Webster] Guards even of a dozen men were silently trepanned from their stations. De Quincey. [1913 Webster] …   The Collaborative International Dictionary of English

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