8-letter words containing a, r, o
- acrodont — (of the teeth of some reptiles) having no roots and being fused at the base to the margin of the jawbones
- acrolect — the most standard form of language
- acrolein — a colourless or yellowish flammable poisonous pungent liquid used in the manufacture of resins and pharmaceuticals. Formula: CH2:CHCHO
- acrolith — (esp in ancient Greek sculpture) a wooden, often draped figure with only the head, hands, and feet in stone
- acrology — acrophony.
- acromial — relating to the acromion
- acromion — the outermost edge of the spine of the shoulder blade
- acronyms — a word formed from the initial letters or groups of letters of words in a set phrase or series of words and pronounced as a separate word, as Wac from Women's Army Corps, OPEC from Organization of Petroleum Exporting Countries, or loran from long-range navigation.
- acrosome — a cap-like structure on the tip of a spermatozoon that releases enzymes on encountering the ovum allowing fusion with the ovum in the sexual reproductive process; this part of the process is known as the acrosome reaction
- acrostic — a number of lines of writing, such as a poem, certain letters of which form a word, proverb, etc. A single acrostic is formed by the initial letters of the lines, a double acrostic by the initial and final letters, and a triple acrostic by the initial, middle, and final letters
- acrotism — an absence of pulse
- actioner — a film with a fast-moving plot, usually containing scenes of violence
- actoress — Alternative form of actress.
- actorish — of, relating to, or characteristic of an actor
- actuator — An actuator is a machine or part of a machine which moves or controls another part in response to an input.
- adaptors — Plural form of adaptor.
- additory — additional
- addorsed — placed back to back
- adductor — a muscle that adducts
- adjourns — Third-person singular simple present indicative form of adjourn.
- adjustor — a person or thing that adjusts.
- adopters — Plural form of adopter.
- adorable — If you say that someone or something is adorable, you are emphasizing that they are very attractive and you feel great affection for them.
- adorably — very attractive or delightful; charming: What an adorable hat!
- adorning — Make more beautiful or attractive.
- adperson — a copywriter, account executive, or other person employed in advertising.
- adrastos — a king of Argos and leader of the Seven against Thebes.
- adroitly — expert or nimble in the use of the hands or body.
- adsorbed — Simple past tense and past participle of adsorb.
- adsorber — something which adsorbs
- adulator — to show excessive admiration or devotion to; flatter or admire servilely.
- advisors — Plural form of advisor.
- advisory — An advisory group regularly gives suggestions and help to people or organizations, especially about a particular subject or area of activity.
- advoutry — adultery
- aegrotat — (in British and certain other universities, and, sometimes, schools) a certificate allowing a candidate to pass an examination although he has missed all or part of it through illness
- aequorin — a protein obtained from marine organisms that emits blue light in the presence of calcium ions and is used to detect these ions in living tissue
- aeration — Aeration is the application of upward-flowing air to a layer of particles.
- aerators — Plural form of aerator.
- aeriform — having the form of air; gaseous
- aerobics — Aerobics is a form of exercise which increases the amount of oxygen in your blood, and strengthens your heart and lungs. The verb that follows aerobics may be either singular or plural.
- aerobium — an aerobe
- aerobomb — a bomb dropped from an aircraft
- aerodart — a steel arrow dropped from an aircraft as a weapon
- aeroduct — an air duct
- aerodyne — any heavier-than-air machine, such as an aircraft, that derives the greater part of its lift from aerodynamic forces
- aerofoil — a cross section of an aileron, wing, tailplane, or rotor blade
- aerogram — an airmail letter written on a single sheet of lightweight paper that folds and is sealed to form an envelope
- aerolite — a stony meteorite consisting of silicate minerals
- aerolith — a meteorite consisting mainly of stony matter.
- aerology — the study of the atmosphere, particularly its upper layers