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Definition of Bur
1. Noun. Seed vessel having hooks or prickles.
Generic synonyms: Pericarp, Seed Vessel
Specialized synonyms: Beggar-ticks, Spanish Needles
Derivative terms: Burr, Burry
2. Verb. Remove the burrs from.
3. Noun. Small bit used in dentistry or surgery.
Definition of Bur
1. n. Any rough or prickly envelope of the seeds of plants, whether a pericarp, a persistent calyx, or an involucre, as of the chestnut and burdock. Also, any weed which bears burs.
Definition of Bur
1. Noun. A rough, prickly husk around the seeds or fruit of some plants. ¹
2. Noun. Any of several plants having such husks. ¹
3. Noun. A rotary cutting implement having a selection of variously shaped heads. ¹
¹ Source: wiktionary.com
Definition of Bur
1. to burr [v BURRED, BURRING, BURS] - See also: burr
Medical Definition of Bur
1. A rotary cutting instrument, used in dentistry, consisting of a small metal shaft and a head designed in various shapes; used at various rotational velocities for excavating decay, shaping cavity forms, and for reduction of tooth structure. See: burr. (05 Mar 2000)
Lexicographical Neighbors of Bur
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