12-letter words containing a, r, m, o
- impressional — a strong effect produced on the intellect, feelings, conscience, etc.
- imprisonable — capable of being imprisoned or incarcerated
- impropriator — A person to whom a benefice is granted as their property.
- improvisator — a person who improvises; improviser.
- in-migration — to move or settle into a different part of one's country or home territory.
- incomparable — beyond comparison; matchless or unequaled: incomparable beauty.
- incomparably — beyond comparison; matchless or unequaled: incomparable beauty.
- inflammatory — tending to arouse anger, hostility, passion, etc.: inflammatory speeches.
- infomercials — Plural form of infomercial.
- informations — (legal) Plural form of information.
- informercial — infomercial.
- informidable — (obsolete) Not formidable; not to be feared or dreaded.
- infrakingdom — (taxonomy) A taxonomic category sometimes inserted below subkingdom.
- inhalatorium — a room or building in which vapours are breathed in
- inharmonical — Alternative form of inharmonic.
- inharmonious — not harmonious; discordant; unmelodious.
- intercompany — a number of individuals assembled or associated together; group of people.
- intercompare — (of members of a group) to compare each member against all other members
- interfemoral — situated between the thighs
- intermontane — located between mountains or mountain ranges: an intermontane lake.
- intimidators — Plural form of intimidator.
- intimidatory — to make timid; fill with fear.
- intra-atomic — within an atom or atoms.
- intracompany — occurring within a company, especially between employees or branches of the company.
- irreformable — insusceptible to reforming influences; incorrigible.
- irreformably — in an irreformable manner
- isochromatic — Optics. having the same color or tint.
- isodiametric — having equal diameters or axes.
- isothermally — occurring at constant temperature.
- jameson raid — an expedition into the Transvaal in 1895 led by Sir Leander Starr Jameson (1853–1917) in an unsuccessful attempt to topple its Boer regime
- jim crow law — any state law discriminating against black persons.
- journeywoman — The female equivalent of a journeyman.
- jury foreman — a member of a jury in a court of law who is chosen by the other members to act as spokesperson for the jury
- kalmar sound — a strait between SE Sweden and Öland Island. 85 miles (137 km) long; 14 miles (23 km) wide.
- karyomapping — a technique for determining whether an embryo has inherited a genetic defect by analysing DNA taken from it and its close relatives
- kashmir goat — one of a long-haired breed of goat raised in Tibet and the higher elevations of China, the Indian subcontinent, Afghanistan, and Turkey for its meat, milk, and cashmere wool.
- katamorphism — metamorphism at or near the earth's surface: breaks down complex minerals into simpler ones.
- katharometer — (science) A device used for analyzing gas mixtures by measuring their thermal conductivity.
- keratotomies — Plural form of keratotomy.
- king-of-arms — a title of certain of the principal heralds of England and certain other kingdoms empowered by their sovereigns to grant armorial bearings.
- kolyma range — a mountain range in NE Russia, in NE Siberia, extending about 1100 km (700 miles) between the Kolyma River and the Sea of Okhotsk. Highest peak: 1862 m (6109 ft)
- kurchatovium — (chemistry) A rejected name for rutherfordium.
- la mano nera — Black Hand (def 1).
- labia majora — female genitals: outer folds of skin
- labia minora — female genitals: inner folds of skin
- labor market — the available supply of labor considered with reference to the demand for it.
- lachrymation — the secretion of tears, especially in abnormal abundance.
- lachrymatory — of, relating to, or causing the shedding of tears.
- lachrymiform — Shaped like a teardrop.
- lachrymosity — suggestive of or tending to cause tears; mournful.