Surgery. To cut off or away; = "abscise". Compare "abscission". rare.
Of a leaf or other part: to undergo abscission; = "abscise".
To cause to undergo abscission; = "abscise". Usually in pass.
((n.) See Abscissa.)
Origin:
Mid 17th century; earliest use found in John Woodall (1570–1643), surgeon. Originally from classical Latin absciss-, past participial stem of abscindere abscind. In later use perhaps independently as a back-formation from abscission.