Definition of Trepan

1. Verb. Cut a hole with a trepan, as in surgery.

Category relationships: Operation, Surgery, Surgical Operation, Surgical Procedure, Surgical Process
Generic synonyms: Bore, Drill

2. Noun. A surgical instrument used to remove sections of bone from the skull.
Exact synonyms: Trephine
Generic synonyms: Surgical Instrument
Derivative terms: Trephine

3. Noun. A drill for cutting circular holes around a center.
Generic synonyms: Drill

Definition of Trepan

1. n. A crown-saw or cylindrical saw for perforating the skull, turned, when used, like a bit or gimlet. See Trephine.

2. v. t. & i. To perforate (the skull) with a trepan, so as to remove a portion of the bone, and thus relieve the brain from pressure or irritation; to perform an operation with the trepan.

3. n. A snare; a trapan.

4. v. t. To insnare; to trap; to trapan.

Definition of Trepan

1. Noun. A tool used to bore through rock when sinking shafts. ¹

2. Noun. (medicine) A surgical instrument used to remove a circular section of bone from the skull; a trephine. ¹

3. Verb. (transitive manufacturing mining) To create a large hole by making a narrow groove outlining the shape of the hole and then removing the plug of material remaining by less expensive means. ¹

4. Verb. (medicine) To use a trepan; to trephine. ¹

5. Noun. (archaic) A trickster. ¹

6. Verb. (archaic) To trick; to ensnare; to seduce. ¹

¹ Source: wiktionary.com

Definition of Trepan

1. to trephine [v -PANNED, -PANNING, -PANS] - See also: trephine

Medical Definition of Trepan

1. 1. A crown-saw or cylindrical saw for perforating the skull, turned, when used, like a bit or gimlet. See Trephine. 2. A kind of broad chisel for sinking shafts. Origin: F. Trepan (cf. Sp. Trepano, It. Trepano, trapano), LL. Trepanum, fr. Gr. A borer, auger, trepan, fr. To bore, a hole. Cf. Trephine. To perforate (the skull) with a trepan, so as to remove a portion of the bone, and thus relieve the brain from pressure or irritation; to perform an operation with the trepan. Origin: Cf. F. Trepaner. See Trepan a saw. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Trepan

trendspotters
trendspotting
trendwatcher
trendwatchers
trendy
trenette
trenise
trenises
trental
trentals
trente-et-quarante
trenton period
treosulfan
trepan (current term)
trepanation
trepanations
trepaned
trepang
trepangs
trepaning
trepanned
trepanner
trepanners
trepanning
trepans
trepeget
trephination
trephinations

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