intransitive. Of substances: to combine, coalesce. Of a single substance: to combine or merge with another (with to). Also figurative. Obsolete.

intransitive. = incorporate, v. 6.

Of two or more things: To unite so as to form one body; to grow into each other; to form an intimate union (literal and figurative). ? Obsolete.

Of a number of parts or elements: to grow or come together, merge; to unite or combine to form one… intransitive. Of material things or physical…

intransitive. To coalesce, come together. Obsolete. rare.

(intransitive) to become fused, to coalesce.