/seuh plee"tiv, sup"li tiv/ , adj. Gram.
1. serving as an inflected form of a word with a totally different stem, as went, the suppletive past of go.
2. including one or more such forms: a suppletive paradigm.
3. characterized by the use of such forms: suppletive inflection.
[ 1810-20; suppletivus, equiv. to L supplet ( us ) (ptp. of supplere to fill up; see SUPPLETION) + -ivus -IVE ]