12-letter words containing m, o, s, i
- incompassion — (obsolete) Lack of compassion.
- incompetents — Plural form of incompetent.
- inconsumable — not consumable; incapable of being consumed.
- indemnitors' — a person or company that gives indemnity.
- infamousness — The state or quality of being infamous; infamy.
- inflammasome — (biochemistry) A multi-protein complex that is responsible for inflammatory rheumatic diseases via activation of caspases.
- inflationism — the policy or practice of inflation through expansion of currency or bank deposits.
- infomercials — Plural form of infomercial.
- informations — (legal) Plural form of information.
- inharmonious — not harmonious; discordant; unmelodious.
- inimicitious — inimical
- innominables — trousers
- insemination — to inject semen into (the female reproductive tract); impregnate.
- insomnolence — sleeplessness; insomnia: a troubled week of insomnolence.
- insubmission — Lack of submission; disobedience.
- intellimouse — Microsoft IntelliMouse Explorer
- intermission — a short interval between the acts of a play or parts of a public performance, usually a period of approximately 10 or 15 minutes, allowing the performers and audience a rest.
- intimidators — Plural form of intimidator.
- intromission — to send, put, or let in; introduce; admit.
- intuitionism — Ethics. the doctrine that moral values and duties can be discerned directly.
- involvements — Plural form of involvement.
- iridectomies — Plural form of iridectomy.
- ironmonger's — a shop where articles for the house and garden such as tools, nails, and pans are sold
- islamophobia — Alternative capitalization of Islamophobia.
- isochromatic — Optics. having the same color or tint.
- isodiametric — having equal diameters or axes.
- isoenzymatic — isoenzymic
- isolationism — the policy or doctrine of isolating one's country from the affairs of other nations by declining to enter into alliances, foreign economic commitments, international agreements, etc., seeking to devote the entire efforts of one's country to its own advancement and remain at peace by avoiding foreign entanglements and responsibilities.
- isoperimeter — a figure whose perimeter is equal to that of another.
- isoperimetry — the study of isoperimeters.
- isostemonous — having stamens equal in number to the sepals or petals.
- 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
- jumpstations — Plural form of jumpstation.
- 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.
- 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.
- lachrymosity — suggestive of or tending to cause tears; mournful.
- ladies' room — a public lavatory for women.
- lamentations — the act of lamenting or expressing grief.
- laminotomies — Plural form of laminotomy.
- laparotomies — Plural form of laparotomy.
- leisure home — a house for use on weekends, vacations, or the like.
- leprosariums — Plural form of leprosarium.
- leptosomatic — a person of asthenic build.
- limacologist — a person who specialises in the study of slugs
- limnophilous — (of animals) living in lakes or freshwater marshes
- liposarcomas — Plural form of liposarcoma.
- lithospermum — any annual or perennial herbs and small shrubs of the genus lithospermum, of the borage family, native to Europe, N America, and northern Asia, and having white, blue, or yellow flowers