12-letter words containing p, o, r, e, l
- liopleurodon — Any of the genus Liopleurodon of large carnivorous marine plesiosaurs, apex predators of the Middle to Late Jurassic seas that covered Europe.
- lipoproteina — a plasma lipoprotein containing protein and cholesterol, high levels of which are associated with atherosclerosis.
- lipoproteins — Plural form of lipoprotein.
- lithographed — Simple past tense and past participle of lithograph.
- lithographer — a person who works at lithography.
- lithospermum — any annual or perennial herbs and small shrubs of the genus lithospermum, of the borage family, native to Europe, N America, and northern Asia, and having white, blue, or yellow flowers
- lithospheric — Of or pertaining to the lithosphere.
- lithotripter — a device used for fragmenting kidney stones with ultrasound waves.
- liverpolitan — a native or inhabitant of Liverpool
- locker plant — an establishment for storing food under refrigeration, containing lockers for renting to individual users.
- london pride — a saxifragaceous plant, a hybrid between Saxifraga spathularis and S. umbrosa, having a basal rosette of leaves and pinkish-white flowers
- loop reactor — A loop reactor is a reactor in which the material is pumped round one or more vessels or stages in a continuous process.
- lophophorate — Of or relating to small aquatic invertebrates belonging to a group of phyla characterized by the possession of lophophores. They include bryozoans, brachiopods, and phoronids.
- loudspeakers — Plural form of loudspeaker, especially a pair for a left and right channel.
- lover's leap — a high area, as on a cliff, from which frustrated or grieving lovers jump or are reputed to have jumped to their death.
- low-pressure — having or involving a low or below-normal pressure, as steam or water.
- low-spirited — depressed; dejected: He is feeling rather low-spirited today.
- lower depths — a play (1902) by Maxim Gorki.
- luteotrophic — affecting the corpus luteum.
- lycanthropes — Plural form of lycanthrope.
- macrocephaly — Cephalometry. being or having a head with a large cranial capacity.
- major planet — planet (def 1a).
- major-planet — Astronomy. Also called major planet. any of the eight large heavenly bodies revolving about the sun and shining by reflected light: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, or Neptune, in the order of their proximity to the sun. Until 2006, Pluto was classified as a planet ninth in order from the sun; it has been reclassified as a dwarf planet. a similar body revolving about a star other than the sun. (formerly) a celestial body moving in the sky, as distinguished from a fixed star, applied also to the sun and moon.
- mapplethorpe — Robert, 1946–89, U.S. photographer.
- melanophores — Plural form of melanophore.
- melanotropin — MSH.
- melrose park — a city in NE Illinois, near Chicago.
- meroplankton — a floating mass of eggs and larvae of organisms that are nektonic or benthic in their adult stage; temporary plankton.
- metallograph — a microscope for observing the microstructure of metals.
- 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).
- methyl group — the univalent group CH 3 −, derived from methane.
- metropolises — any large, busy city.
- metropolitan — of, noting, or characteristic of a metropolis or its inhabitants, especially in culture, sophistication, or in accepting and combining a wide variety of people, ideas, etc.
- microcapsule — a tiny capsule, 20–150 microns in diameter, used for slow-release application of drugs, pesticides, flavors, etc.
- microcephaly — having a head with a small braincase.
- microplanner — A subset of PLANNER, implemented in Lisp by Gerald Sussman et al at MIT. Its important features were goal-oriented, pattern-directed procedure invocation, an embedded knowledge base, and automatic backtracking. microPLANNER was superseded by Conniver.
- minor planet — asteroid (def 1).
- mitteleuropa — Central Europe.
- money player — a person who performs best under pressure, especially in a competitive situation.
- monopolizers — Plural form of monopolizer.
- morphologies — Plural form of morphology.
- mucopurulent — containing or composed of mucus and pus.
- multiproblem — characterized by or experiencing several problems
- multipronged — having or composed of several prongs: a multipronged electric plug.
- multipurpose — able to be used for several purposes: a multipurpose lawn spray.
- myrmecophile — An invertebrate or plant that has a symbiotic relationship with ants, such as being tended and protected by ants or living inside an ants' nest.
- myrmecophily — symbiosis with ants
- nanoparticle — a microscopic particle of matter that is measured on the nanoscale, usually one that measures less than 100 nanometers.
- necrophiliac — an erotic attraction to corpses.
- necrophilism — necrophilia.