assembly

uh-SEM-blee /əˈsembli/
nounB1IELTSTOEFL
generaltechnical

The action of fitting together the component parts of a machine or other object.

Refers to the final stage of manufacturing where parts are joined.

The story behind the word. From the Latin 'ad-' (to) and 'simul' (together). It shares a root with 'simultaneous'—things happening at the same time or being in the same place.

Word relationships

  • construction: Construction usually implies building something large like a house; assembly implies putting together pre-made parts.
  • disassembly: The act of taking something apart.

Commonly confused with

  • collection: A collection is a group of things; an assembly is a group of things joined to function as one.

Word family

  • assemble (verb): To fit together parts.
  • assembler (noun): A person or machine that assembles parts.

Collocations

  • assembly line
  • final assembly
  • assembly plant
  • ease of assembly

Example sentences

  • "The introduction of the moving assembly line by Henry Ford revolutionized the automotive industry by drastically reducing the time required to build a car." Describing the efficiency of a car plant.

Memory hook

Assemble the Avengers! You bring them all 'together' to form a team. Assembly = All together.

When not to use

Don't use for 'mixing' ingredients (like a cake); use 'mixing' or 'preparation'.

Fun facts

  • The first 'assembly line' wasn't for cars, but for processing meat in Chicago's slaughterhouses.
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