amalgamate

verb

1. (intransitive, transitive)To merge, to combine, to blend, to join.

   “to amalgamate two races”

   “to amalgamate one race with another”

   “Ingratitude is indeed their four cardinal virtues compacted and amalgamated into one.”

   “At length, the two schemes were amalgamated to form the Manchester & Birmingham, which was to pass through the Potteries and join the Grand Junction at Chebsey, a few miles north of Stafford.”

2. To make an alloy of a metal and mercury.
3. (transitive)To combine (free groups) by identifying respective isomorphic subgroups.

adj

1. Coalesced; united; combined.

noun

1. The substance resulting from a process of amalgamation.