DIARESIS, in surgery, an operation serving to divide and separate the part when the continuity is a hindrance to the cure.

DIARESIS, in medicine, is the consuming of the vessels of an animal body, when from some corroding cause certain passages are made, which naturally ought not to have been; or certain natural passages are dilated beyond their ordinary dimensions, so that the humours which ought to have been contained in the vessels extravasate or run out.

DIARESIS, in grammar, the division of one syllable into two, which is usually noted by two points over a letter, as aulai instead of aula, distillienda for distillenda.