ORTHOMETER
\ɔːθˈɒmɪtə], \ɔːθˈɒmɪtə], \ɔː_θ_ˈɒ_m_ɪ_t_ə]\
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By Alexander Duane
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Instrument for finding the relative protrusion of the two eyeballs.
By Willam Alexander Newman Dorland
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An instrument for determining the degree of protrusion of the eyes. [Gr.]
By Smith Ely Jelliffe
