9-letter words containing r
- aerograms — Plural form of aerogram.
- aerograph — a device formerly used to make descriptions of the character of the upper atmosphere
- aerolites — Plural form of aerolite.
- aeromancy — the interpretation of the weather and atmospheric conditions to foretell the future
- aerometer — an instrument for determining the mass or density of a gas, esp air
- aerometry — an instrument for determining the weight, density, etc., of air or other gases.
- aeromotor — an engine that powers an aircraft
- aeronauts — A traveler in a hot-air balloon, airship, or other flying craft.
- aeronomer — a scientist who studies the upper atmosphere of planets
- aeronomic — of or relating to the study of the upper atmosphere
- aeropause — the region of the upper atmosphere above which aircraft cannot fly
- aerophile — (biology) Any air-breathing organism.
- aerophobe — a person who suffers from aerophobia
- aerophone — any musical instrument in which sound is produced by air vibrations
- aerophore — a device which supplies oxygen in order to aid breathing
- aerophoto — aerial photograph.
- aerophyte — epiphyte.
- aeroplane — An aeroplane is a vehicle with wings and one or more engines that enable it to fly through the air.
- aeropulse — a pulsejet engine
- aeroscope — a device that collects bacteria from the air, used for observing the atmosphere
- aeroshell — a protective shield, containing a parachute, which slows a spacecraft during re-entry to the earth's atmosphere and landing
- aerospace — Aerospace companies are involved in developing and making rockets, missiles, space vehicles, and related equipment.
- aerospike — a type of rocket engine
- aerostats — Plural form of aerostat.
- aerotaxis — the movement of organisms towards or away from oxygen caused by changes in oxygen concentration
- aerotrain — a high-speed train driven by a fan jet engine
- aethereal — ethereal
- affecters — to give the appearance of; pretend or feign: to affect knowledge of the situation.
- afferents — Plural form of afferent.
- affirmant — a person who affirms.
- affirmest — (archaic) Archaic second-person singular form of affirm.
- affirmeth — Archaic third-person singular form of affirm.
- affirming — to state or assert positively; maintain as true: to affirm one's loyalty to one's country; He affirmed that all was well.
- affixture — an affixing or being affixed
- afflicter — a person who causes distress, torment, or affliction
- affoorded — Simple past tense and past participle of affoord.
- affordeth — Archaic third-person singular form of afford.
- affording — to be able to do, manage, or bear without serious consequence or adverse effect: The country can't afford another drought.
- afforests — Third-person singular simple present indicative form of afforest.
- affreight — to charter (a ship) as a freight carrier.
- affrended — brought back into friendship
- affricate — a composite speech sound consisting of a stop and a fricative articulated at the same point, such as the sound written ch, as in chair
- affronted — experiencing an insult
- affrontee — having faces or fronts towards each other
- affronter — Someone who affronts.
- aforehand — beforehand; in advance
- aforesaid — Aforesaid means the same as aforementioned.
- aforesayd — Obsolete spelling of aforesaid.
- aforetime — formerly
- afrikaans — Afrikaans is one of the official languages of South Africa.