15-letter words containing h, o, l, a
- plainclothesman — a police officer, especially a detective, who wears ordinary civilian clothes while on duty.
- plant pathology — the branch of botany dealing with diseases of plants.
- play havoc with — bring chaos to
- pleochroic halo — a dark-colored, microscopic ring around a minute radioactive particle in certain mineral crystals, used in estimating the age of the rocks containing these crystals
- plethysmography — the tracking of changes measured in bodily volume
- polish notation — a logical notation that dispenses with the need for brackets by writing the logical constants as operators preceding their arguments
- polychlorinated — having multiple chlorine atoms
- polymorphically — in a polymorphic manner
- polyphloesboean — noisy
- polysomnography — a record of a person's sleep pattern, breathing, heart activity, and limb movements during sleep. Abbreviation: PSG.
- potash feldspar — any of the feldspar minerals having the composition KAlSi 3 O 8 , as orthoclase.
- propeller shaft — a shaft that transmits power from an engine to a propeller.
- propionaldehyde — a colorless, water-soluble liquid, C 3 H 6 O, having a pungent odor: used chiefly in the manufacture of plastics.
- propyl aldehyde — a colorless, water-soluble liquid, C 3 H 6 O, having a pungent odor: used chiefly in the manufacture of plastics.
- provost marshal — Army. an officer on the staff of a commander, charged with the maintaining of order and with other police functions within a command.
- pseudo-chemical — of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula; chemical agents.
- pseudohexagonal — of, relating to, or having the form of a hexagon.
- psychographical — relating to psychographics
- psychologically — of or relating to psychology.
- psychopathology — the science or study of mental disorders.
- public footpath — a footpath along which the public has right of way
- pulmobranchiate — possessing a pulmobranch
- pyrotechnically — in a pyrotechnical manner
- quasihistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- quiche lorraine — a quiche containing bits of bacon or ham and often cheese.
- radio telephone — A radio telephone is a telephone which carries sound by sending radio signals rather than by using wires. Radio telephones are often used in cars.
- radio-telephone — a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.
- radiochemically — by radiochemical means or methods; from a radiochemical perspective
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelegraphy — the constructing or operating of radiotelegraphs.
- relative to sth — Relative to something means with reference to it or in comparison with it.
- research fellow — A research fellow is a member of an academic institution whose job is to do research.
- rhombencephalon — the hindbrain.
- right of asylum — the right of alien fugitives to protection or nonextradition in a country or its embassy.
- rocket launcher — a tube attached to a weapon for the launching of rockets.
- roll in the hay — a document of paper, parchment, or the like, that is or may be rolled up, as for storing; scroll.
- rough bluegrass — a grass, Poa trivialis, native to Eurasia and naturalized in North America, where it is used in mixtures for lawns and pasturage.
- rowland heights — a city in SW California, near Los Angeles.
- rubbing alcohol — a poisonous solution of about 70 percent isopropyl or denatured ethyl alcohol, usually containing a perfume oil, used chiefly in massaging.
- sailor's choice — any of various small percoid fishes of American coastal regions of the Atlantic, esp the grunt Haemulon parra and the pinfish
- sailor's-choice — any of several fishes living in waters along the Atlantic coast of the U.S., especially a pinfish, Lagodon rhomboides, ranging from Massachusetts to Texas, and a grunt, Haemulon parrai, ranging from Florida to Brazil.
- saint-john-lake — Henry, 1st Viscount Bolingbroke, Bolingbroke, 1st Viscount.
- saprophytically — any organism that lives on dead organic matter, as certain fungi and bacteria.
- scaphocephalous — of or relating to scaphocephalus
- schillerization — the process of altering crystals to produce schiller
- schola cantorum — an ecclesiastical choir or choir school.
- school holidays — the period during which schools are closed - in the summer, at Christmas and Easter, and at other times of the year
- school teaching — School teaching is the work done by teachers in a school.
- school-gate mum — a young family-oriented working mother, considered by political parties as forming a significant part of the electorate
- scotch highland — any of a breed of small, hardy, usually dun-colored, shaggy-haired beef cattle with long, widespread horns, able to withstand the cold and sparse pasturage of its native western Scottish uplands.