16-letter words containing t, o, p, r
- isle of portland — a rugged limestone peninsula in SW England, in Dorset, connected to the mainland by a narrow isthmus and by Chesil Bank: the lighthouse of Portland Bill lies at the S tip; famous for the quarrying of Portland stone, a fine building material. Pop (town): 12 000 (latest est)
- isoplastic graft — syngraft.
- james oglethorpe — James Edward, 1696–1785, British general: founder of the colony of Georgia.
- keep on a string — to have control or a hold over (someone), esp emotionally
- kepler telescope — astronomical telescope.
- key note speaker — a person who delivers a keynote address.
- kleptoparasitism — The parasitic theft of captured prey, nest material, etc. from animals of the same or another species.
- lagrangian point — one of five points in the orbital plane of two bodies orbiting about their common center of gravity at which another body of small mass can be in equilibrium.
- laplace operator — the operator ∂2/∂x2 + ∂2/∂y2 + ∂2/∂z2,
- large-print book — a book where the text is printed in larger text than normal, so as to make it easier to read, esp for the visually impaired
- legal separation — judicial separation.
- leptosporangiate — (of ferns) having each sporangium developing from a single cell, rather than from a group, and normally with specialized explosive spore dispersal
- lesser spearwort — a Eurasian ranunculaceous plant, R. flammula, of the genus Ranunculus, which grows in wet places and has long narrow leaves and yellow flowers
- levallois-perret — a suburb of Paris, in N France, on the Seine.
- level descriptor — one of a set of criteria used to assess the performance of a pupil in a particular subject
- light microscope — microscope (def 1).
- literacy project — a project, plan or scheme to increase literacy in a country, area, etc
- lithographically — In the manner of lithography.
- logical operator — any of the Boolean symbols or functions, as AND, OR, and NOT, denoting a Boolean operation; Boolean operator.
- lord proprietary — (in Colonial America) an owner, governor, or grantee of a proprietary colony
- lost-wax process — a process of investment casting in which a refractory mold is built up around a pattern of wax and then baked so as to melt and drain off the wax.
- lower palatinate — See under Palatinate (def 1).
- machine operator — someone who operates mechanical equipment
- macpherson strut — an automobile suspension-system component that consists of a strut combined with a spring and shock absorber and connects the wheel to the frame of the vehicle.
- macrolepidoptera — a collector's name for that part of the lepidoptera that comprises the butterflies and the larger moths (noctuids, geometrids, bombycids, springtails, etc): a term without taxonomic significance
- macrophotography — Photography that is done up close; close-up photography.
- magnetoreceptors — Plural form of magnetoreceptor.
- majority opinion — an opinion in a case that is shared by more than half of the members of a court
- make a pitch for — to give verbal support to
- malapportionment — (of a state or other political unit) poorly apportioned, especially divided, organized, or structured in a manner that prevents large sections of a population from having equitable representation in a legislative body.
- marriage portion — dowry.
- marsupialization — (surgery) The surgical technique of cutting a slit into a cyst and suturing its edges to form a continuous surface from the exterior to the interior of the cyst, allowing it to drain freely.
- matthew of paris — c1200–59, English chronicler.
- mechanoreception — The action of a mechanoreceptor.
- mechanoreceptive — Responsive to mechanical stimuli such as sound and touch.
- mechanoreceptors — Plural form of mechanoreceptor.
- media atropatene — an ancient region in NW Iran, formerly a part of Media.
- megacorporations — Plural form of megacorporation.
- megaphanerophyte — any tree with a height over 30 metres
- menstrual period — the bleeding from the womb that occurs approximately monthly in nonpregnant women of reproductive age
- metamorphization — Process or action of metamorphizing.
- metamorphosising — Present participle of metamorphosise.
- methyl parathion — a synthetic pesticide, C 8 H 1 0 NO 5 PS, used in the control of mites and various insects, as aphids, boll weevils, and cutworms.
- microangiopathic — Of, pertaining to or accompanied by microangiopathy.
- microencapsulate — (transitive) To embed by means of microencapsulation.
- microenterprises — Plural form of microenterprise.
- microgametophyte — (biology) Any gametophyte that develops from a microspore.
- microlepidoptera — a collector's name for the smaller moths: a term without taxonomic significance
- micromanipulator — A device, used for micromanipulation, consisting of microscopic needles and instruments viewed through a microscope.
- microphotographs — Plural form of microphotograph.