18-letter words containing p, y, r, o, t, a
- hyper-metaphorical — a figure of speech in which a term or phrase is applied to something to which it is not literally applicable in order to suggest a resemblance, as in “A mighty fortress is our God.”. Compare mixed metaphor, simile (def 1).
- hyperaldosteronism — aldosteronism.
- hypercholesteremia — Alternative spelling of hypercholesteraemia.
- hyperconcentration — the act of concentrating; the state of being concentrated.
- hypernationalistic — a person devoted to nationalism.
- hyperphosphorylate — To phosphorylate fully.
- hyperproliferation — (biology) An abnormally high rate of proliferation of cells by rapid division.
- hypersensitization — Photography. to treat (a film or emulsion) so as to increase its speed.
- hypersexualisation — Alternative spelling of hypersexualization.
- hypersexualization — The act or process of hypersexualizing.
- hypogastric artery — iliac artery (def 3).
- hypoparathyroidism — Diminished concentration of parathyroid hormone in the blood, which causes deficiencies of calcium and phosphorus compounds in the blood and results in muscular spasms.
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- imaginary operator — An imaginary operator is the part of a complex number that defines the magnitude of the part of the complex number at right angles to the real number part.
- in all probability — the quality or fact of being probable.
- lone-parent family — a family in which there is only one parent
- long-stay car park — a car park (eg at an airport) where cars can be left for a long time
- market opportunity — a situation in which a company can meet an unsatisfied customer need before its competitors
- maternity hospital — birthing facility
- may flower compact — an agreement to establish a government, entered into by the Pilgrims in the cabin of the Mayflower on November 11, 1620.
- micropalaeontology — the branch of palaeontology concerned with the study of microscopic fossils
- military policeman — A military policeman is a member of the military police.
- minority programme — a programme that appeals to a minority of the available audience
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
- muscular dystrophy — a hereditary disease characterized by gradual wasting of the muscles with replacement by scar tissue and fat, sometimes also affecting the heart.
- myeloproliferative — (medicine) of or pertaining to the presence of an abnormal proliferation of myelopoietic cells (from bone marrow).
- 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.
- neuroophthalmology — the branch of ophthalmology that deals with the optic nerve and other nervous system structures involved in vision.
- nobiliary particle — a preposition forming part of a title of nobility or surname, as French de or German von.
- normally aspirated — A normally aspirated or naturally aspirated engine breathes air at atmospheric pressure.
- not a pretty sight — If you say that someone or something is not a pretty sight, you mean that it is not pleasant to look at.
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- offset lithography — offset (def 6).
- open heart surgery — surgery performed on the exposed heart while a heart-lung machine pumps and oxygenates the blood and diverts it from the heart.
- open-heart surgery — surgery performed on the exposed heart while a heart-lung machine pumps and oxygenates the blood and diverts it from the heart.
- palaeoanthropology — the branch of anthropology concerned with primitive man
- parathyroid glands — any of several small oval glands usually lying near or embedded in the thyroid gland.
- pave the way (for) — to prepare the way (for); facilitate the introduction (of)
- pay one's respects — a particular, detail, or point (usually preceded by in): to differ in some respect.
- pellitory of spain — a small Mediterranean plant, Anacyclus pyrethrum, the root of which contains an oil formerly used to relieve toothache: family Asteraceae (composites)
- perforated tracery — tracery, as in early Gothic architecture, formed of cut or pierced slabs of stone set on edge with the flat side outward.
- perlocutionary act — the action of affecting someone by uttering certain words
- peter tschaikowsky — Peter Ilyich [il-yich] /ˈɪl yɪtʃ/ (Show IPA), Tchaikovsky, Peter Ilyich.
- phanerocrystalline — (of a rock) having the principal constituents in the form of crystals visible to the naked eye.
- phantasmagorically — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- phosphatidylserine — any of a class of phospholipids occurring in biological membranes and fats
- physical inventory — To carry out a physical inventory is to count all the stock on hand.
- plane trigonometry — the branch of trigonometry dealing with plane triangles.