combinative

[kom-buh-ney-tiv, kuh m-bahy-nuh-] /ˈkɒm bəˌneɪ tɪv, kəmˈbaɪ nə-/
adjective
1.
tending or serving to combine.
2.
of, pertaining to, or resulting from combination.
Origin
1850-55; combinat(ion) + -ive
Related forms
noncombinative, adjective
uncombinative, adjective
British Dictionary definitions for combinative

combinative

/ˈkɒmbɪˌneɪtɪv; -nətɪv/
adjective
1.
resulting from being, tending to be, or able to be joined or mixed together
2.
(linguistics) (of a sound change) occurring only in specific contexts or as a result of some other factor, such as change of stress within a word Compare isolative (sense 1)