18-letter words containing a, p, o, s, i
- in company with sb — If you feel, believe, or know something in company with someone else, you both feel, believe, or know it.
- in comparison with — when compared to
- in praise of folly — Latin Moriae Encomium. a prose satire (1509) by Erasmus, written in Latin and directed against theologians and church dignitaries.
- in propria persona — represented by oneself and not by an attorney. Abbreviation: in pro. per.
- inner automorphism — an automorphism that maps an element x into an element of the form axa −1 where a −1 is the inverse of a.
- inspector of taxes — an official of HMRC whose work is to assess individuals' income tax liability
- inter-relationship — reciprocal relation.
- interrelationships — Plural form of interrelationship.
- investment company — a company that invests its funds in other companies and issues its own securities against these investments.
- iron (ii) sulphate — an iron salt with a saline taste, usually obtained as greenish crystals of the heptahydrate, which are converted to the white monohydrate above 100°C: used in inks, tanning, water purification, and in the treatment of anaemia. Formula: FeSO4
- irreproachableness — The quality or state of being irreproachable; integrity; innocence.
- isolation hospital — a hospital used to isolate or quarantine people with a contagious disease
- isothermal process — a process that takes place without change in temperature.
- japanese artichoke — Chinese artichoke.
- japanese persimmon — the soft, orange or reddish, edible fruit of an Asian tree, Diospyros kaki.
- just (plain) folks — simple and unassuming; not snobbish
- keep one's hand in — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- knights of pythias — a fraternal order founded in Washington, D.C., in 1864.
- learned profession — any of the three vocations of theology, law, and medicine, commonly held to require highly advanced learning. Compare profession (def 1).
- lenticular process — a method for producing images with a three-dimensional effect by photographing on lenticulated film.
- limestone pavement — a horizontal surface of exposed limestone in which the joints have been enlarged, cutting the surface into roughly rectangular blocks
- lipopolysaccharide — any of a class of polysaccharides to which lipids are attached.
- lithostratigraphic — Of or pertaining to lithostratigraphy.
- little spotted cat — a small New World tiger cat, Felis tigrinus, ranging from Costa Rica to northern Argentina.
- logarithmic spiral — log r = aθ
- logical positivism — a philosophical movement that stresses the function of philosophy as a method of criticizing and analyzing science and that rejects all transcendental metaphysics, statements of fact being held to be meaningful only if they have verifiable consequences in experience and in statements of logic, mathematics, or philosophy itself, and with such statements of fact deriving their validity from the rules of language.
- logical positivist — an exponent or follower of logical positivism
- logically possible — capable of being described without self-contradiction
- louisiana purchase — a treaty signed with France in 1803 by which the U.S. purchased for $15,000,000 the land extending from the Mississippi River to the Rocky Mountains and from Canada to the Gulf of Mexico.
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
- make an impression — have impact
- make up one's mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
- maritime provinces — region in Canada
- marsilius of padua — c1280–1343? Italian scholar and political theorist.
- maternity hospital — birthing facility
- medical profession — the body of people who work as doctors of medicine
- metamorphic facies — Geology. a group of metamorphic rock units characterized by particular mineralogic associations.
- microencapsulation — the process of enclosing chemical substances in microcapsules.
- microwave spectrum — a spectrum of electromagnetic radiations whose wavelengths fall in the microwave range.
- midstream operator — A midstream operator is a company that gathers, transports, and processes natural gas or oil.
- misinterpretations — Plural form of misinterpretation.
- misplaced modifier — Grammar. a word, phrase, or clause that seems to refer to or modify an unintended word because of its placement in a sentence, as when young in When young, circuses appeal to all of us.
- misrepresentations — Plural form of misrepresentation.
- mission specialist — the crew member of a space shuttle who is assigned primary responsibility for carrying out operations related to the payload of the shuttle.
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- monographic series — a series of monographs issued in uniform style or format and related by subject or by issuing agency.
- mucopolysaccharide — (formerly) glycosaminoglycan.
- natural philosophy — natural science.
- nebular hypothesis — the theory that the solar system evolved from a mass of nebular matter: prominent in the 19th century following its precise formulation by Laplace.
- neo-pythagoreanism — a philosophical system, established in Alexandria and Rome in the second century b.c., consisting mainly of revived Pythagorean doctrines with elements of Platonism and Stoicism.