Prefix in aviation

AERO-

Think of the word that describes anything related to air or flight, often seen in terms like "aerodynamics" or "aerospace."

This clue is asking for a common prefix used in aviation-related terms. "Aero-" comes from the Greek word for "air" and appears in words like aeroplane or aerodynamics. It’s a straightforward definition with no wordplay—just a direct reference to the prefix itself. Think of it as the building block for many flying-related words.