Definitions
1.AdjectiveOf, relating to, or derived from a combination or combinations; combinative or combinatorial.
conditioned on a combination of phonemes (rather than a phoneme changing by itself in any position)
2.Adjectiveconditioned on a combination of phonemes (rather than a phoneme changing by itself in any position)
3.AdjectiveHaving the ability to combine; combinable, combinational or combining.