8-letter words containing i, o, a
- 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
- actinoid — having a radiate form, as a sea anemone or starfish
- actional — Of, pertaining to, or depicting action, especially physical action.
- actioned — Simple past tense and past participle of action.
- actioner — a film with a fast-moving plot, usually containing scenes of violence
- actorish — of, relating to, or characteristic of an actor
- acupoint — any of the specific points on the body where a needle is inserted in acupuncture or pressure is applied in acupressure
- adaption — Adaption means the same as adaptation.
- addition — An addition to something is a thing which is added to it.
- additory — additional
- adenoids — Adenoids are soft lumps of flesh at the back and top of a person's throat that sometimes become swollen and have to be removed.
- adenosis — a minor glandular condition typified by swelling of the lymph glands
- adhesion — Adhesion is the ability of one thing to stick firmly to another.
- adiposis — obesity or excessive fatness
- adjoined — to be close to or in contact with; abut on: His property adjoins the lake.
- adjoints — Plural form of adjoint.
- admonish — If you admonish someone, you tell them very seriously that they have done something wrong.
- adnation — the adhesion or cohesion of different plants
- adonijah — a son of David, put to death at the order of Solomon. II Sam. 3:4; I Kings 2:19–25.
- adonises — Classical Mythology. a youth slain by a wild boar but permitted by Zeus to pass four months every year in the lower world with Persephone, four with Aphrodite, and four wherever he chose.
- adopting — Present participle of adopt.
- adoption — the act of adopting: the adoption of a new amendment.
- adoptive — Someone's adoptive family is the family that adopted them.
- adorning — Make more beautiful or attractive.
- adroitly — expert or nimble in the use of the hands or body.
- 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.
- 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.
- 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
- aerofoil — a cross section of an aileron, wing, tailplane, or rotor blade
- aerolite — a stony meteorite consisting of silicate minerals
- aerolith — a meteorite consisting mainly of stony matter.
- aesopian — of Aesop or characteristic of his fables
- affusion — the baptizing of a person by pouring water onto his head
- afikoman — Alternative spelling of afikomen.
- afikomen — a piece of matzo broken off from the center one of the three matzoth set before the leader of a Seder: it is hidden by the leader and later searched for by the children, with the finder, usually the youngest, receiving a reward.
- agiotage — the business of exchanging currencies
- agitator — If you describe someone involved in politics as an agitator, you disapprove of them because of the trouble they cause in organizing campaigns and protests.
- agitprop — Agitprop is the use of artistic forms such as drama or posters to further political aims.
- aglossia — congenital absence of the tongue
- agnation — Consanguinity by a line of males only, as distinguished from cognation.
- agnition — (obsolete) acknowledgement.
- agnomina — Plural form of agnomen.
- agnostic — An agnostic believes that it is not possible to know whether God exists or not. Compare atheist.
- agonised — Simple past tense and past participle of agonise.
- agonists — Plural form of agonist.