13-letter words containing s, i, m, o
- androdioecism — the state of being androdioecious
- angiosarcomas — Plural form of angiosarcoma.
- angiospermous — of or relating to an angiosperm; having enclosed seeds.
- Ångstrom unit — a unit of length equal to 10 −10 metre, used principally to express the wavelengths of electromagnetic radiations. It is equivalent to 0.1 nanometre
- animadversion — criticism or censure
- anise camphor — anethole.
- anisometropia — an imbalance in the power of the two eyes to refract light
- anisometropic — relating to anisometropia
- annexationism — the theory or practice of taking over another country's territory, especially by force.
- anomalistical — relating to a planet's angular distance from its last perihelion or orbital point nearest to the sun
- anti-nepotism — patronage bestowed or favoritism shown on the basis of family relationship, as in business and politics: She was accused of nepotism when she made her nephew an officer of the firm.
- anti-populism — (lowercase) any of various, often antiestablishment or anti-intellectual political movements or philosophies that offer unorthodox solutions or policies and appeal to the common person rather than according with traditional party or partisan ideologies.
- anticommunism — the opposition to communism
- anticommunist — (initial capital letter) a member of the Communist Party or movement.
- antiformalist — opposed to formalism
- antimodernism — modern character, tendencies, or values; adherence to or sympathy with what is modern.
- antimodernist — opposed to modernism
- antinomianism — a person who maintains that Christians are freed from the moral law by virtue of grace as set forth in the gospel.
- antireformers — Plural form of antireformer.
- antisocialism — the quality of being antisocial
- antispasmodic — preventing or arresting spasms, esp in smooth muscle
- antiterrorism — opposed to or acting against terrorism; counterterrorist
- apicomplexans — Plural form of apicomplexan.
- apogeotropism — negative geotropism, as shown by plant stems
- apologeticism — An instance of the use of apologetics.
- apothegmatise — to speak in apothegms
- aristocratism — the principles of aristocrats
- assimilations — Plural form of assimilation.
- assumptionist — Augustinian of the Assumption.
- astonishments — Plural form of astonishment.
- astrodynamics — the study of the motion of natural and artificial bodies in space
- atamasco lily — any of a genus (Zephyranthes) of bulbous plants of the lily family, with hollow stems, grassy leaves, and funnel-shaped flowers of yellow, pink, red, or purple-tinged white
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- atomistically — Also called atomic theory. Philosophy. the theory that minute, discrete, finite, and indivisible elements are the ultimate constituents of all matter.
- augmentations — Plural form of augmentation.
- aum shinrikyo — a syncretistic Japanese cult combining elements of Buddhism, Hinduism, and Christianity, founded by Shoko Asahara in 1986; responsible for a number of murders and in particular a nerve-gas attack on the Tokyo underground in 1995
- autodidactism — Alternative form of autodidacticism.
- autoeroticism — the arousal and use of one's own body as a sexual object, as through masturbation
- automechanism — an automatic mechanical system or component, especially a device that operates automatically under predetermined conditions.
- autoschediasm — anything done with little forethought or preparation
- baby primrose — a tender primrose, Primula forbesii, native to China and Burma, having white, hairy leaves and rose- or lilac-colored flowers with a yellow center.
- back emission — the secondary emission of electrons from an anode
- bail bondsman — an individual or firm that lends bail money to defendants awaiting trial
- balsamiferous — yielding or producing balsam
- basidiomycete — any fungus of the phylum Basidiomycota (formerly class Basidiomycetes), in which the spores are produced in basidia. The group includes boletes, puffballs, smuts, and rusts
- bedroom suite — a set of furniture, including such things as a bed, wardrobe, chest of drawers, cabinet, etc
- bedtime story — a story read or told to a child at bedtime
- bildungsroman — a novel concerned with a person's formative years and development
- bio-terrorism — the use of living organisms and their toxic products to kill or incapacitate, esp as a political weapon
- biosystematic — relating to biosystematics