Browse by letter
English Words Starting With A
8,734 entries — pick a word to see its definition, pronunciation, and usage.
Filter
Parts of speech
- air door/ˈeə dɔː/A physical barrier, often a sheet of rapidly moving air, used to separate two environments while allowing passage.nounC1
- air drill/ˈeə ˌdrɪl/A drill powered by compressed air, commonly used in construction, mining, or manufacturing.nounC2
- air duct/ˈeə dʌkt/A passage or tube designed to carry air from one place to another, typically as part of a heating, ventilation, or air conditioning system.nounC1
- air embolism/ˈeər ˌem.bə.lɪ.zəm/A dangerous medical condition where one or more air bubbles block a blood vessel, obstructing blood flow.nounC1/C2 (Very Low Frequency in general English; High Frequency in medical contexts)
- air engine/ˈeər ˌen.dʒɪn/A mechanical device or engine that operates by using the expansion or compression of air as its driving force, rather than combustion of fuel.nounLow
- air equivalent/ˈeə(r) ɪˈkwɪvələnt/A measure of distance in atmospherics based on the distance an air molecule would travel before interacting, often used to standardize measurements of particle radiation through different materials.nounC2
- air express/ˈeə(r) ɪkˌspres/A premium postal or courier service for the rapid transport of letters, documents, or small parcels by air.nounC1
- air filter/ˈeə ˌfɪl.tə/A device containing a porous material (like paper, foam, or fibre) that removes solid particles such as dust, pollen, and bacteria from air passing through it.nounB1
- air fleet/ˈeə ˌfliːt/A large organized group of military aircraft, often belonging to a single nation or command, capable of coordinated strategic action.nounLow/Technical
- air force/ˈeə ˌfɔːs/The branch of a nation's armed forces responsible for aerial warfare, including the military aircraft, personnel, and infrastructure.nounB2
- air force cross/ˌeə fɔːs ˈkrɒs/A British military decoration awarded for acts of exemplary gallantry during active operations against the enemy in the air.nounLow
- air force one/ˌeə fɔːs ˈwʌn/The official radio call sign of any United States Air Force aircraft carrying the sitting President of the United States.nounLow
- air freight/ˈeə freɪt/The system or business of transporting goods by aircraft; goods transported in this way.nounverbB2
- air freshener/ˈeə ˌfreʃ.ən.ər/A consumer product designed to mask, neutralize, or cover unpleasant odors and create a pleasant scent in an indoor space.nounB1
- air frost/ˈeə ˌfrɒst/A meteorological condition where the temperature of the air drops to or below 0°C (32°F).nounC2
- air fryer/ˈeə ˌfraɪ.ər/A small countertop convection oven that circulates hot air rapidly around food to cook it quickly, producing a crispy surface with less oil than traditional deep-frying.nounB2
- air frying/ˈeə ˌfraɪ.ɪŋ/A cooking method that circulates hot air around food to cook it quickly and produce a crispy texture with minimal oil.nounMedium-High
- air gap/ˈeə ɡæp/A physical separation between a computer/network and other networks or devices, designed to prevent unauthorized data transfer.nounC2
- air gas/ˈeə ɡæs/A gaseous mixture, especially one used as a fuel, produced by passing air over or through a carbon source.nounLow
- air gauge/ˈeə ˌɡeɪdʒ/An instrument for measuring the pressure or quantity of air in a container or system.nounC2
Showing 2381–2400 of 8734 words.