10-letter words containing r, e, o, p
- kryptonate — (inorganic chemistry) To infuse a solid with krypton gas (especially with radioactive krypton-85).
- kryptonite — The one weakness of something or someone that is otherwise invulnerable, an Achilles' heel.
- la perouse — Jean François de Galaup [zhahn frahn-swa duh ga-loh] /ʒɑ̃ frɑ̃ˈswa də gaˈloʊ/ (Show IPA), 1741–88, French naval officer and explorer.
- laeotropic — oriented or coiled in a leftward direction, as a left-spiraling snail shell.
- lagerphone — (Australia) A generally homemade percussion instrument consisting of crown cap beer bottle tops loosely nailed to a pole (often a broom handle) and a board mounted cross-ways on the pole (the head of the broom), and played by striking the pole on the ground or with a stick, by drawing the serrated stick across the pole, or by shaking the instrument. (From 1952.).
- lampholder — a fixture for an electric light bulb
- lampoonery — a sharp, often virulent satire directed against an individual or institution; a work of literature, art, or the like, ridiculing severely the character or behavior of a person, society, etc.
- land power — a nation having an important and powerful army.
- landlouper — A vagabond; a vagrant.
- laparocele — (medicine) A rupture or hernia in the lumbar regions.
- laparotome — a cutting instrument for performing a laparotomy.
- laserscope — a surgical instrument that employs a laser beam to destroy diseased tissue or to create small channels; used to open clogged arteries and, in ophthalmology, to treat patients with glaucoma or diabetic retinopathy.
- lay person — a person who is not a member of the clergy; one of the laity.
- leafhopper — any of numerous leaping, homopterous insects of the family Cicadellidae that suck plant juices, many being serious crop pests.
- lectorship — a lecturer in a college or university.
- leech rope — a boltrope along a leech.
- lemon drop — a lemon-flavored lozenge.
- leopardess — a female leopard.
- leptospira — any of several spirally shaped, aerobic bacteria of the genus Leptospira, certain species of which are pathogenic for human beings.
- leptospire — Any bacterium of the genus Leptospira.
- limitrophe — (of a country or region) on or near a frontier
- lipochrome — any of the naturally occurring pigments that contain a lipid, as carotene.
- liver opal — a form of opal having a reddish-brown coloration
- liver spot — a dark brown skin spot, usually caused by sun exposure
- lockkeeper — The person assigned to look after a canal or river lock, operating it and organizing its maintenance.
- long press — (on a tablet or smartphone) the act of pressing one's finger down on an icon or other part of the screen for several seconds, as to activate a task or access additional options.
- long purse — wealth; riches
- longprimer — in printing, a size of type intermediate between small pica and bourgeois
- loperamide — a substance, C 29 H 33 ClN 2 O 2 , used in the treatment of diarrhea.
- lophophore — the ring of ciliated tentacles encircling the mouth of a bryozoan or phoronid.
- loup river — a river in E central Nebraska, flowing E to the Platte River. 68 miles (109 km) long.
- loves park — a town in N Illinois.
- low-priced — selling at a low price; inexpensive; cheap.
- lp spooler — (printer) A line printer spooler.
- macpherson — James, 1736–96, Scottish author and translator.
- macrophage — a large white blood cell, occurring principally in connective tissue and in the bloodstream, that ingests foreign particles and infectious microorganisms by phagocytosis.
- macrophyte — a plant, especially a marine plant, large enough to be visible to the naked eye.
- macropores — Plural form of macropore.
- macroscope — A wide-field imaging device.
- macrospore — megaspore.
- madrepores — Plural form of madrepore.
- madreporic — Resembling, or pertaining to, the genus Madrepora.
- mailperson — A mailman or mailwoman.
- mainpernor — a person who gives a guarantee that a prisoner will appear in court
- mareograph — marigraph.
- mascarpone — a very soft Italian cream cheese made from cow's milk.
- mckeesport — a city in SW Pennsylvania, near Pittsburgh.
- mecopteran — mecopterous.
- megaspores — the larger of the two kinds of spores characteristically produced by seed plants and a few fern allies, developing into a female gametophyte. Compare microspore.
- melon pear — pepino (def 2).