15-letter words containing p, r, e, s, l
- draw oneself up — to assume a straighter posture; stand or sit straight
- drop handlebars — aerodynamic handlebars that drop down and curve towards the rider at the ends rather than turning upwards as on conventional bicycles
- e pluribus unum — one out of many: the motto of the USA
- early-type star — any massive hot star of spectral type O, B, or A
- edriophthalmous — (of certain crustaceans) having stalkless eyes
- edwards plateau — a highland area in SW Texas. 2000–5000 feet (600–1500 meters) high.
- electrodeposits — Third-person singular simple present indicative form of electrodeposit.
- electron optics — the study and use of beams of electrons and of their deflection and focusing by electric and magnetic fields
- electrophoreses — Plural form of electrophoresis.
- electrophoresis — The movement of charged particles in a fluid or gel under the influence of an electric field.
- electropositive — Electrically positive.
- english sparrow — a small Eurasian weaverbird, Passer domesticus, now established in North America and Australia. It has a brown streaked plumage with grey underparts
- english speaker — a person who speaks English as a first, or second mother tongue
- epsilon squared — (jargon) A quantity even smaller than epsilon, as small in comparison to epsilon as epsilon is to something normal; completely negligible. If you buy a supercomputer for a million dollars, the cost of the thousand-dollar terminal to go with it is epsilon, and the cost of the ten-dollar cable to connect them is epsilon squared. Compare lost in the underflow, lost in the noise.
- experientialism — (philosophy) The theory that experience is the source of knowledge.
- experientialist — A proponent of experientialism.
- experimentalism — An experimental practice or tendency, especially in the arts.
- experimentalist — One who performs experiments.
- express oneself — to communicate one's thoughts or ideas
- expulsion order — a legal document ordering someone's expulsion
- external spline — any one of a series of narrow keys formed longitudinally around the circumference of a shaft that fit into corresponding grooves (internal splines) in a mating part: used to prevent movement between two parts, esp in transmitting torque
- facile princeps — an obvious leader
- false pregnancy — physiological signs of pregnancy without conception; pseudocyesis.
- false pretences — fraud, deception
- false pretenses — If you do something under false pretenses, you do it when people do not know the truth about you and your intentions.
- file descriptor — (programming, operating system) An integer that identifies an open file within a process. This number is obtained as a result of opening a file. Operations which read, write, or close a file would take the file descriptor as an input parameter. In many operating system implementations, file descriptors are small integers which index a table of open files. In Unix, file descriptors 0, 1 and 2 correspond to the standard input, standard output and standard error files respectively. See file descriptor leak.
- fillister plane — an adjustable plane for cutting rabbets, grooves, etc
- finger spelling — a method of communicating with or among deaf people in which different shapes made with the fingers represent different letters of the alphabet
- first principle — any axiom, law, or abstraction assumed and regarded as representing the highest possible degree of generalization.
- fluorophosphate — a salt or ester of a fluorophosphoric acid.
- fool's paradise — a state of enjoyment based on false beliefs or hopes; a state of illusory happiness.
- free soil party — a former U.S. political party (1848–56) that opposed the extension of slavery in the Territories not yet admitted to statehood.
- fresnel biprism — biprism.
- fusospirochetal — Relating to fusospirochetes.
- gender politics — debate about the roles and relations of men and women
- general paresis — a syphilitic brain disorder characterized by chronic inflammation and degeneration of cerebral tissue resulting in mental and physical deterioration.
- general-purpose — useful in many ways; not limited in use or function: a good general-purpose dictionary.
- geomorphologist — A geologist whose speciality is geomorphology.
- geostrophically — By means of, or in terms of, geostrophy.
- gestalt therapy — holistic psychotherapy
- glazier's point — a small, pointed piece of sheet metal, for holding a pane of glass in a sash until the putty has hardened.
- gold prospector — a person who searches for the natural occurrence of gold
- golden eardrops — a Californian plant, Dicentra chrysantha, of the fumitory family, having bluish-green foliage and branched clusters of yellow flowers.
- golden samphire — a Eurasian coastal plant, Inula crithmoides, with fleshy leaves and yellow flower heads: family Asteraceae (composites)
- hair specialist — an expert in the treatment and care of human hair
- hardship clause — a clause in a contract which covers unforeseen events that would make it more difficult for one party to complete the contract, and in which case offers alternative terms
- herpes labialis — oral herpes.
- hopeful monster — a hypothetical individual organism that, by means of a fortuitous macromutation permitting an adaptive shift to a new mode of life, becomes the founder of a new type of organism and a vehicle of macroevolution.
- hospital corner — a fold on a bed sheet or blanket made by tucking the foot or head of the sheet straight under the mattress with the ends protruding and then making a diagonal fold at the side corner of the sheet and tucking this under to produce a triangular corner.
- hundred's place — hundred (def 8).