18-letter words containing h, o, l, t, e
- oriental shorthair — any of a breed of domestic cat, similar to the Siamese but with greenish eyes and often a coat of a solid color
- out of whole cloth — comprising the full quantity, amount, extent, number, etc., without diminution or exception; entire, full, or total: He ate the whole pie. They ran the whole distance.
- over the long term — in the future
- overnight telegram — a type of domestic telegram sent at a reduced rate with a minimum charge for 10 words or less and accepted until midnight for delivery the following day.
- palaeoanthropology — the branch of anthropology concerned with primitive man
- peter and the wolf — a composition by Sergei Prokofiev written in 1936. It is a children's story with both music and text, spoken by a narrator accompanied by the orchestra
- phanerocrystalline — (of a rock) having the principal constituents in the form of crystals visible to the naked eye.
- phenol coefficient — the number indicating the effectiveness of a disinfectant as a germicide relative to phenol, which is arbitrarily assigned the number 1: based on the time required to kill a given quantity of a specific type of bacteria.
- phosphatidylserine — any of a class of phospholipids occurring in biological membranes and fats
- photochemical smog — air pollution containing ozone and other reactive chemical compounds formed by the action of sunlight on nitrogen oxides and hydrocarbons, especially those in automobile exhaust.
- photoelectric cell — photocell.
- physical education — systematic instruction in sports, exercises, and hygiene given as part of a school or college program.
- physical inventory — To carry out a physical inventory is to count all the stock on hand.
- phytohemagglutinin — a lectin, obtained from the red kidney bean, that binds to the membranes of T cells and stimulates metabolic activity, cell division, etc.
- pick of the litter — objects strewn or scattered about; scattered rubbish.
- planned parenthood — an organization that gives out information on the planning of the number and spacing of the births of one's children, as through the use of birth-control measures
- plight one's troth — to make a promise of marriage
- policeman's helmet — a Himalayan balsaminaceous plant, Impatiens glandulifera, with large purplish-pink flowers, introduced into Britain
- pollen mother cell — one of the mother cells that produce four microspores by meiosis.
- positively charged — having a positive charge
- potassium chlorate — a white or colorless, crystalline, water-soluble, poisonous solid, KClO 3 , used chiefly as an oxidizing agent in the manufacture of explosives, fireworks, matches, bleaches, and disinfectants.
- potassium chloride — a white or colorless, crystalline, water-soluble solid, KCl, used chiefly in the manufacture of fertilizers and mineral water, and as a source of other potassium compounds.
- potassium sulphate — a soluble substance usually obtained as colourless crystals of the decahydrate: used in making glass and as a fertilizer. Formula: K2SO4
- preparatory school — a private or parochial secondary school, especially one boarding its students and providing a college-preparatory education.
- probability theory — the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Compare probability (def 4).
- psychogalvanometer — a type of galvanometer for detecting and measuring psychogalvanic currents.
- psychotechnologist — a specialist in psychotechnology
- put the clock back — to regress
- random walk theory — the theory that the future movement of share prices does not reflect past movements and therefore will not follow a discernible pattern
- residential school — (in Canada) a boarding school maintained by the Canadian government for Indian and Inuit children from sparsely populated settlements
- return to the fold — come back home
- reverse angle shot — Movies. reverse shot.
- rhode island white — one of a dual-purpose American breed of chickens having white feathers and a rose comb.
- root canal therapy — endodontics.
- rotary clothesline — an apparatus of radiating spokes that support lines on which clothes are hung to dry
- rub shoulders with — to mix with socially or associate with
- rubbish collection — the collection of domestic refuse for disposal
- schleswig-holstein — two contiguous duchies of Denmark that were a center of international tension in the 19th century: Prussia annexed Schleswig 1864 and Holstein 1866.
- school certificate — (in England and Wales between 1917 and 1951 and currently in New Zealand) a certificate awarded to school pupils who pass a public examination: the equivalent of GCSE
- scottish blackface — a common breed of hardy mountain sheep having horns and a black face, kept chiefly on the mainland of Scotland
- seagate technology — (company) A major manufacturer of hard disk drives, founded in 1979 as "Shugart Technology" by Alan F. Shugart and Finis Conner. That name is on the original patents for the 5.25" hard disk drive. They changed the name to Seagate Technology soon after to avoid confusion, and also to avoid friction with Xerox, which had since purchased Alan's earlier company, Shugart Associates. Address: 920 Disc Drive, Scotts Valley, CA 95066, USA. Fax: +1 (408) 438 3320.
- second only to sth — If you say that something is second only to something else, you mean that only that thing is better or greater than it.
- see the last of sb — not encounter sb anymore
- segmental phonemes — phonemes consisting of sound segments; hence, the vowel, consonant, and semivowel sounds of a language
- sell oneself short — If you sell someone short, you do not point out their good qualities as much as you should or do as much for them as you should.
- september holidays — a period of time in September when people do not have to go to school, college or work
- shatterproof glass — glass designed to resist shattering
- sheltered workshop — a place of employment for persons with disabilities where their rights are protected and their needs are met.
- short-tailed shrew — a grayish-black shrew, Blarina brevicauda, common in eastern North America, that has a tail less than half the length of the body.
- shugart technology — Seagate Technology