Source : WordNet®

occlusive
     adj : tending to occlude
     n : a consonant produced by stopping the flow of air at some
         point and suddenly releasing it; "his stop consonants are
         too aspirated" [syn: {stop consonant}, {stop}, {plosive
         consonant}, {plosive speech sound}, {plosive}] [ant: {continuant
         consonant}]