8-letter words containing o
- abumeron — Avenzoar.
- abutilon — any shrub or herbaceous plant of the malvaceous genus Abutilon, such as the flowering maple, that have showy white, yellow, or red flowers
- acantho- — indicating a spine or thorn
- acapulco — a port and resort in SW Mexico, in Guerrero state. Pop: 761 000 (2005 est)
- acarbose — a type of diabetes medicine taken orally to slow and reduce the supply of glucose to the blood.
- acarpous — (of plants) producing no fruit
- accentor — any small sparrow-like songbird of the genus Prunella, family Prunellidae, which inhabit mainly mountainous regions of Europe and Asia
- acceptor — the person or organization on which a draft or bill of exchange is drawn after liability has been accepted, usually by signature
- accessor — Someone or something that accesses.
- accolade — If someone is given an accolade, something is done or said about them which shows how much people admire them.
- accorded — to be in agreement or harmony; agree.
- accorder — (rare) One who accords.
- accosted — (of animals) represented as side by side: two dolphins accosted.
- accouche — (transitive) To aid in an accouchement.
- accounts — a chronological list of debits and credits relating to a specified asset, liability, expense, or income of a business and forming part of the ledger
- accouter — to outfit; equip, esp. for military service
- accoutre — to provide with equipment or dress, esp military
- accroach — to assume to oneself without right or authority; usurp.
- accustom — If you accustom yourself or another person to something, you make yourself or them become used to it.
- accutron — a type of watch in which the balance wheel and hairspring are replaced by a tuning fork kept in vibration by a tiny internal battery
- acetonic — Of, pertaining to, or producing acetone.
- acetoxyl — a medicine used to treat acne, with benzoyl peroxide as it active ingredient
- achelous — a river god who changed into a snake and a bull while fighting Hercules but was defeated when Hercules broke off one of his horns
- achroite — the colorless or white variety of tourmaline, often used as a gem.
- achromat — a lens designed to bring light of two chosen wavelengths to the same focal point, thus reducing chromatic aberration
- achromia — (medicine) Absence of pigmentation, especially in the skin or blood.
- achromic — colourless
- achronic — Timeless.
- achroous — Colorless; achromatic.
- acidosis — a condition characterized by an abnormal increase in the acidity of the blood and extracellular fluids
- acidotic — a blood condition in which the bicarbonate concentration is below normal.
- acknowne — aware
- acoelous — not having a true digestive tract
- acoemeti — an order of monks founded in the 5th century, distinguished by the continuous nature of their praise and prayer
- acolytes — Plural form of acolyte.
- aconites — Plural form of aconite.
- aconitum — any plant belonging to the genus Aconitum, of the buttercup family, having irregular flowers usually in loose clusters, including species with poisonous and medicinal properties.
- acosmism — a belief that no world distinct from God exists
- acosmist — someone who believes that no world distinct from God exists
- acoustic — An acoustic guitar or other instrument is one whose sound is produced without any electrical equipment.
- acrimony — Acrimony is bitter and angry words or quarrels.
- acrobats — Plural form of acrobat.
- 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.