15-letter words containing p, e, r, m, a
- hypermutability — liable or subject to change or alteration.
- hyperovarianism — precocious sexuality in girls due to abnormally heavy ovarian secretion.
- hyperparasitism — an organism that is parasitic on or in another parasite.
- hyperpotassemia — hyperkalemia.
- hypodorian mode — a plagal church mode represented on the white keys of a keyboard instrument by an ascending scale from A to A, with the final on D.
- hypoproteinemia — an abnormally low concentration of protein in the blood.
- impenetrability — the state or quality of being impenetrable.
- imperfect stage — a phase in the life cycle of certain fungi in which either no spores or asexual spores, as conidia, are produced.
- imperial bushel — a unit of dry measure containing 4 pecks, equivalent in the U.S. (and formerly in England) to 2150.42 cubic inches or 35.24 liters (Winchester bushel) and in Great Britain to 2219.36 cubic inches or 36.38 liters (Imperial bushel) Abbreviation: bu., bush.
- imperial gallon — a British gallon used in liquid and dry measurement equivalent to 1.2 U.S. gallons, or 4.54 liters.
- imperial system — a system of measurement units, including the foot, pound, and second, as well as miles and yards
- imperial valley — an irrigated agricultural region in SE California, adjacent to Mexico, formerly a part of the Colorado Desert: it is largely below sea level and contains the Salton Sink.
- imperishability — not subject to decay; indestructible; enduring.
- imperviableness — the state of being imperviable
- imponderability — The state or characteristic of being imponderable.
- importunateness — Quality of being importunate.
- impregnableness — The state of being impregnable; impregnability.
- imprescriptable — Alt form imprescriptible.
- improvvisatrice — Alternative form of improvisatrice.
- inspection arms — a position in military drill in which the missile chamber of a weapon is open for inspection.
- insurance stamp — an insurance contribution
- intemperateness — The quality of being intemperate.
- intercomparison — mutual comparison
- internment camp — a prison camp for the confinement of enemy aliens, prisoners of war, political prisoners, etc.
- interparoxysmal — occurring in the period or periods between paroxysms.
- ipsissima verba — with the very words; verbatim.
- isoperimetrical — having equal perimeters
- kalmyk republic — a constituent republic of S Russia, on the Caspian Sea: became subject to Russia in 1646. Capital: Elista. Pop: 292 400 (2002). Area: 76 100 sq km (29 382 sq miles)
- kernmantel rope — a rope made of many straight nylon fibres within a plaited sheath; used for its tensile strength, freedom from twisting, and elasticity
- kilovolt-ampere — an electrical unit, equal to 1000 volt-amperes. Abbreviation: kVA, kva.
- knapping hammer — a hammer used for breaking and shaping stones
- lambda particle — any of a family of neutral baryons with strangeness −1 or charm +1, and isotopic spin 0. The least massive member of the lambda family was the first strange particle to be discovered. Symbol: Λ.
- lamp-post error — fencepost error
- land of promise — Promised Land.
- laptop computer — portable computer
- leaf primordium — a group of cells that will develop into a leaf, seen as small bulges just below the shoot apex.
- leptosporangium — (botany) A sporangium formed from a single epidermal cell.
- limited partner — special partner.
- liver complaint — an unspecified health problem concerning the liver
- lobar pneumonia — pneumonia (def 2).
- long parliament — the Parliament that assembled November 3, 1640, was expelled by Cromwell in 1653, reconvened in 1659, and was dissolved in 1660.
- lumbar puncture — Medicine/Medical. puncture into the arachnoid membrane of the spinal cord, in the lumbar region, and withdrawal of spinal fluid, performed for diagnosis of the fluid, injection of dye for imaging, or administration of anesthesia or medication.
- macroprudential — Of or pertaining to systemic prudence, especially to the strengths and vulnerabilities of financial systems.
- magnetic stripe — magnetic strip.
- magnetoreceptor — The part of an organism responsible for magnetoreception.
- make a play for — to act the part of (a person or character) in a dramatic performance; portray: to play Lady Macbeth.
- make-up remover — a substance that you use to remove make-up from your face
- malacopterygian — belonging or pertaining to the Malacopterygii (Malacopteri), a group of soft-finned, teleost fishes.
- malappropriated — misused or mishandled
- male prostitute — man who has sex for money