Jump to:

• aero
  aero

  adjective

  of or for aircraft.
• aero-
  aero-

  a combining form meaning “air,” used in formation of compound words.
• aero.
  aero.

  abbreviation

  aeronautic; aeronautical.

aero

¹ American  

[air-oh] / ˈɛər oʊ /

adjective

1. of or for aircraft.

2. of or relating to aeronautics.

---

aero- ² American  

1. a combining form meaning “air,” used in formation of compound words.

   aerodrome.

---

aero. ³ American  

abbreviation

1. aeronautic; aeronautical.

2. aeronautics.

3. aerospace.

---

aero- ¹ British  

combining form

1. denoting air, atmosphere, or gas

   aerodynamics

2. denoting aircraft

   aeronautics

---

aero ² British  

/ ˈɛərəʊ /

noun

1. (modifier) of or relating to aircraft or aeronautics

   an aero engine

---

aero ³ British  

abbreviation

1. an organization in the air-transport industry

---

Usage

What does aero- mean? Aero- is a combining form used like a prefix meaning “air.” It is often used in scientific terms, especially in biology. Aero- comes from Greek āḗr, meaning “air.”What are variants of aero-?When combined with words or word elements that begin with a vowel, aero- becomes aer-, as in aerate. When combined with word elements of Latin origin, aero- becomes aeri-, as in aeriferous. Want to know more? Read our Words That Use articles for aer- and aeri-.

Etymology

Origin of aero¹

1895–1900; aero- used as free form

Origin of aero-²

< Greek, equivalent to āer- (stem of āḗr air ¹ ) + -o- -o-

Example Sentences

Skydweller Aero said Solar Impulse 2 took off from Stennis, Mississippi on April 26 but crashed into the Gulf of Mexico on May 4.

From Barron's • May 14, 2026

The outlet reports that the billionaire also moved another business entity, One Aero, to Florida.

From MarketWatch • Jan. 14, 2026

Aero Engine—which is also known as AECC, and was sanctioned by the U.S. in 2020 and 2021—was created by pooling top scientists and resources from dozens of aerospace companies and research institutes.

From The Wall Street Journal • Dec. 22, 2025

Wisk Aero, which is working on a four-passenger air taxi, has its own solution to safety.

From Los Angeles Times • Nov. 24, 2025

Jerrie returned to Oklahoma and her job as a pilot-manager at Aero Design.

From "Women in Space" by Karen Bush Gibson