13-letter words containing s, a, d, i
- ambassadorial — Ambassadorial means belonging or relating to an ambassador.
- ambidexterous — ambidextrous
- amor asteroid — one of a small group of asteroids whose orbits approach but do not cross that of the earth: named after the first such asteroid discovered (1932).
- anaesthetised — anesthetize.
- anaesthetized — anesthetize.
- anaphrodisiac — tending to lessen sexual desire
- anathematised — to pronounce an anathema against; denounce; curse.
- andersonville — town in SW central Ga.: site of a Confederate prison in the Civil War
- androcentrism — centered on, emphasizing, or dominated by males or masculine interests: an androcentric society; an androcentric religion.
- androdioecism — the state of being androdioecious
- animadversion — criticism or censure
- anti-idealism — the cherishing or pursuit of high or noble principles, purposes, goals, etc.
- anti-idealist — a person who cherishes or pursues high or noble principles, purposes, goals, etc. Synonyms: optimist, perfectionist, reformer, visionary, utopianist. Antonyms: pragmatist, skeptic, cynic.
- anti-sedition — incitement of discontent or rebellion against a government.
- antidesiccant — a substance applied to plants to prevent moisture loss during transplantation
- antidiuretics — Plural form of antidiuretic.
- antimodernism — modern character, tendencies, or values; adherence to or sympathy with what is modern.
- antimodernist — opposed to modernism
- antipesticide — opposed to the use of pesticides
- antispasmodic — preventing or arresting spasms, esp in smooth muscle
- antisudorific — an antiperspirant.
- aphrodisiacal — having an aphrodisiac quality
- apostrophized — Simple past tense and past participle of apostrophize.
- aptitude test — An aptitude test is a test that is specially designed to find out how easily and how well you can do something.
- arachnoiditis — an inflammation of the arachnoid membrane
- armistice day — the anniversary of the signing of the armistice that ended World War I, on Nov 11, 1918, now kept on Remembrance Sunday
- armstand dive — a dive starting from a handstand at the end of a springboard or a platform with the diver's back to the water.
- arseniuretted — combined with arsenic so as to form an arsenide.
- arsenous acid — a toxic white powder, As2O3, used to make other arsenic compounds, insecticides, and preservatives; white arsenic
- arundinaceous — resembling a reed
- ascension day — the 40th day after Easter, when the Ascension of Christ into heaven is celebrated
- ascensiontide — the ten days from Ascension Day to the day before Whit Sunday
- ascorbic acid — Ascorbic acid is another name for vitamin C.
- aspartic acid — nonessential amino acid that is a component of proteins and acts as a neurotransmitter
- asses' bridge — pons asinorum
- assiduousness — constant; unremitting: assiduous reading.
- assigned risk — a risk that, under state law, is assigned to an insurer from a pool of insurers who would not otherwise accept it.
- asteroid belt — the concentrations of asteroids that move around the sun mainly between the orbits of Mars and Jupiter
- astrodynamics — the study of the motion of natural and artificial bodies in space
- at a discount — below the regular price
- at first hand — If you learn or experience something at first hand, you experience it yourself or learn it directly rather than being told about it by other people.
- aten asteroid — one of a small group of asteroids whose orbits cross that of the earth and whose semimajor axes are smaller than that of the earth.
- attitudinizes — Third-person singular simple present indicative form of attitudinize.
- audaciousness — Risky or daring behaviour.
- audiocassette — a cassette containing audiotape
- audiographics — audiographic teleconferencing
- austin dobson — (Henry) Austin, 1840–1921, English poet, biographer, and essayist.
- australia day — a public holiday in Australia, commemorating the landing of the British in 1788: observed on January 26
- autodidactism — Alternative form of autodidacticism.
- autodigestion — (biology) The digestion of tissue by enzymes produced by the organism itself.