- Alternative form of abscissa.[First attested in the late 17th century.]
(third-person singular simple present abscisses, present participle abscissing, simple past and past participle abscissed)
- To cut off by abscission. [First attested in the mid 19th century.]
- (intransitive) To separate (as a leaf from a twig) by abscission. [First attested in the mid 19th century.]
Back-formation from abscission.
- (obsolete) plural form of abscissa