Synonyms for assembly

noun

1. A gathering of persons

   assemblage, meeting, association; see gathering.

2. The process of bringing parts together

   construction, piecing together, putting together, fitting in, joining, modeling, assembling, attachment, adjustment, collection, welding, soldering, molding, fixing, setting up, manufacture.

   Antonyms separation*, dismantling, wrecking.

3. An assembled mechanism

   arrangement, parts, equipment; see device 1, machine 1.