English Reference
noun · adjective

aerospace

n. · adj.
US /ˈɛɹoʊˌspeɪs/ UK /ˈeəɹəʊspˌeɪs/ aero·space

  1. 01 B2 Upper Intermediate Science

    n.the business and science of designing and building aircraft, rockets, and satellites.

    n.the industrial and scientific sector concerned with the design, manufacture, and operation of vehicles moving through the atmosphere and space.

    Simple

    She studied engineering because she wanted to work in the aerospace industry.

    In context

    The government increased funding for the aerospace sector to encourage the development of more fuel-efficient commercial satellites.

    Usage

    Often used as an uncountable noun when referring to the sector as a whole.

  2. 02 C1 Advanced Technical Science

    n.the Earth's atmosphere and the space right outside it.

    n.the combined environment of the Earth's atmosphere and the surrounding space.

    Simple

    The new telescope will monitor objects moving through aerospace.

    In context

    The treaty was designed to prevent the deployment of weapons in aerospace, ensuring the region remains a zone for peaceful scientific research.

    Usage

    Uncountable in this physical sense.

    atmosphereouter space
  3. 03 B2 Upper Intermediate Science

    adj.related to the science or business of flying in air and space.

    adj.pertaining to the science, technology, or industry of aircraft and spacecraft.

    Simple

    He is an aerospace engineer who designs parts for the space station.

    In context

    The university is renowned for its aerospace research, particularly in the field of carbon-neutral propulsion systems.

    Usage

    Always placed before the noun it modifies.

Usage aerospace engineering

The Japan Aerospace Exploration Agency (JAXA) hopes that the mission will reveal how Mars and its moons formed, a key piece of knowledge in working out how the solar system was born.

Phys.org· 16 Aug 2026

We are aerospace engineers who study space flight.

The Conversation· 5 Aug 2026

From aero- + space.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level C1 · Advanced
Frequency Frequent
Updated