adj. Closely joined; grown together; united. [Late Latin coadūnātus, past participle of coadūnāre, to combine : Latin co-, co- + Latin adūnāre, to unite (ad-, ad- + ūnus, one; see oi-no- in the Appendix of Indo-European roots).] co·ad′u·nation (-nāshən) n. co·adu·na′tive adj. |
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