make partial or minor changes to (something):she may be prepared to modify her views
Biology transform (a structure) from its original anatomical form during development or evolution: (as adjective modified)the traps of insectivorous plants are modified leaves
Grammar (especially of an adjective) restrict or add to the sense of (a noun):the target noun is modified by a ‘direction’ word
Phonetics pronounce (a speech sound) differently from the norm for that sound.