A rare historical medical term possibly relating to obstruction or blockage of passages in the body.
From Greek em- (in) + phrassein (to fence in, block). This Greek root also appears in 'diaphragm' (a structure that blocks off sections of the body).
The Greek root 'phrassein' (to block) appears in diaphragm, but emphractic never made it into modern medicine—sometimes good etymologies can't save a word from obscurity.
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