Definition of "interjoin" in English

verb

1. (mathematics) To interconnect two sets.

2. (transitive, intransitive) To join mutually; to unite.

3. To say by way of interruption, to interject.

   • 1899, Kate Chopin, The Awakening, Chicago and New York: Herbert S. Stone, Chapter 5, pp. 26-27, “Perhaps I feared to make Alphonse jealous,” she interjoined, with excessive naïveté. That made them all laugh.