A word that is made up of two or more existing words and contains no spaces or hyphens, e.g. football, birthday, blackboard.
More example sentences
- In this exercise, all the compound words are closed compounds.
- He had used the closed compound, and the copyeditor proposed the open form.
- British English has film-maker, night-time, newly-wed, which are all closed compounds in American English.
Definition of closed compound in:
- The US English dictionary