engineer

UK: ˌen.dʒɪˈnɪər | US: ˌen.dʒɪˈnɪr

Definition
  1. n. a person who designs, builds, or maintains engines, machines, or structures

  2. vt. to design or build (a machine, system, etc.) using scientific principles

  3. vi. (archaic) to contrive or plan skillfully

Structure
engine <mechanical device>eer <person who does>
Etymology

engineer = engine<mechanical device> + eer<person who does>

  • engine: From Latin ingenium (innate quality, cleverness), later narrowing to "mechanical device" in Middle English.
  • eer: A suffix of French origin (-ier), denoting a person associated with an action or object (e.g., pioneer, auctioneer).

Etymology Origin:
The word evolved from Latin ingenium (talent, invention) to Old French engigneor (one who operates war machines). By the 14th century, "engine" referred to mechanical contraptions, and "-eer" solidified the role of a practitioner. The term reflects the shift from general ingenuity to specialized technical expertise.

Examples
  1. The engineer designed a bridge to withstand earthquakes.

  2. She engineered a solution to reduce energy waste.

  3. Early engineers built catapults for medieval warfare.

  4. He works as a software engineer at a tech startup.

  5. They engineered the merger to benefit both companies.