<instrument>

1. <microscopy> An instrument for measuring the interfacial angles of a crystal.

2. An appliance for the static test of labyrinthine disease, which consists of a plank, one end of which may be raised to any desired height; as one end of the plank is gradually raised, the point at which a patient loses balance is noted.

3. A calibrated device designed to measure the arc or range of motion of a joint.

Synonyms: arthrometer, fleximeter, pronometer.

Origin: G. Gonia, angle, + metron, measure

(05 Mar 2000)

gonimous, gonio-, goniocraniometry, goniodysgenesis < Prev | Next > goniometer ocular, goniometry, gonion

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