say it: di-KREE-sing
decreasing is an adjective meaning "becoming less or smaller". It is pronounced /dɪˈkɹisɪŋ/ — di-KREE-sing. It carries 2 recorded senses.
becoming less or smaller
(music) decreasing in tempo and/or volume
music
Definitions, synonyms and semantic relations for decreasing come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.