15-letter words containing l, e, p, s
- 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.
- elephant's-foot — a monocotyledonous plant, Testudinaria elephantipes, of southern Africa, with a very large starchy tuberous stem, covered in corky scales: family Dioscoreaceae
- ellipsis points — the characters (… or formerly ***) forming a punctuation mark indicating an intentional omission of words or letters or an abrupt change of thought, lapse of time, incomplete statement, etc.
- 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
- epidemiologists — Plural form of epidemiologist.
- epistemological — Of or pertaining to epistemology or theory of knowledge, as a field of study.
- 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.
- escape velocity — great enough speed to escape gravity
- ethnopsychology — The scientific study of psychological concepts as they exist across different ethnic groups.
- euphemistically — In a euphemistic manner.
- exceptionalness — The quality of being exceptional.
- 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.
- explain oneself — to make clear what one means
- express oneself — to communicate one's thoughts or ideas
- expulsion order — a legal document ordering someone's expulsion
- extended pascal — A superset of ANSI and ISO Pascal with many enhancements, including modules, separate compilation, type schemata, variable-length strings, direct-access files, complex numbers, initial values, constant expressions. ANSI/IEEE770X3.160-1989 and ISO 10206.
- 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
- fahnestock clip — a type of terminal using a spring that clamps readily onto a connecting wire.
- fallopian tubes — one of a pair of long, slender ducts in the female abdomen that transport ova from the ovary to the uterus and, in fertilization, transport sperm cells from the uterus to the released ova; the oviduct of higher mammals.
- 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.
- food supplement — a substance designed to make up for a deficiency in one's diet
- 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.
- gaspe peninsula — a peninsula in SE Canada, in Quebec province, between New Brunswick and the St. Lawrence River.
- 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