DEPRESSOR
Source: 566, 567
depressor. Depressor, n. a muscle which draws downwards
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De‐press″or (?), n. 1. 1. One who, or that which, presses down; an oppressor.
2. 2. (Anat.) A muscle that depresses or tends to draw down a part.
Depressor nerve (Physiol.), a nerve which lowers the activity of an organ; as, the depressor nerve of the heart.