transitive verb, intransitive verb assembled -·bled, assembling -·bling

1. to gather into a group; collect
2. ☆ to fit or put together the parts of (a machine, etc.)
3. to translate (a computer program, instruction, etc. in assembly language) into machine language: said of an assembly program

Etymology: ME assemblen < OFr assembler < VL *adsimulare < L ad-, to + simul, together: see same