Author: Glossary
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Model trimmer
A rotary flat grinder used to trim dental plaster or stone casts. Water keeps the cutting surface clean and obviates any dust problem as the casts are squared into proper study models.
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Gingival margin trimmer
A cutting instrument for shaping gingival contours. It has a curved and angled shaft for use either on the right or left sides and on the mesial or distal surfaces.
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Trimmer
A device or instrument used to shape something by cutting off the material along its margin.
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Trimanual
Performed with three hands, as an obstetrical maneuver.
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Trill
A tremulous sound, especially in vocal music.
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Trigonocephalus
A fetus exhibiting trigonocephaly.
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Trigonid
The first three cusps of a lower molar tooth.
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Trigonectomy
Excision of the base of the bladder.
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Olfactory trigone
A small triangular eminence at the root of the olfactory peduncle and anterior to the anterior perforated space of the base of the brain.
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Carotid trigone
The triangular area in the neck bounded by the posterior belly of the digastric muscle, the sternocleidomastoid muscle, and the midline of the neck.