intransitive. With to, with. Of a non-material thing: to combine with or accompany something. Also of a person: to join, unite, or associate with…

To combine.

intransitive. Of qualities, etc.: to be united in the same person or (esp. in later use) the same thing.

To enter into union, combine, unite, as elements having qualities in common; to form a harmonious union or combination. Obsolete.

passive. To be united. rare.

intransitive. gen. To (cause to) combine, merge, or unite. Also transitive.

intransitive (for reflexive). To combine or unite solidly or compactly.

intransitive. To come together into one body, coalesce; spec. in Chemistry to enter into chemical union, unite by chemical affinity with. Cf. combin…

intransitive. To unite, combine, or coalesce into, as or in the manner of flowing liquid; to merge or blend with. Cf. to run together 2b at…

intransitive (for reflexive). To unite, become compound.

intransitive. To grow or come into being by accretion or accumulation; to coalesce, combine. Also transitive (reflexive). Also figurative.

fig. To unite together (classes, races, societies, ideas, etc.) so as to form a homogeneous or… intr.

To grow together, combine with.