Word parts

change

de- + compose

Pronunciation

change

Plain form
decompose

Third-person singular
decomposes

Past tense
decomposed

Past participle
decomposed

Present participle
decomposing

  1. If something decomposes it changes back into what it was made from. The things it was made from separate from each other. This things are most often chemicals.
  2. If you decompose something you separate the things it was made from. You change it back into those things.
    Water can be decomposed into hydrogen and oxygen.
    Don't try to decompose my thoughts into other motives.
  3. If something decomposes it rots.

Synonyms

change
change