15-letter words containing l, s, e, r
- early saxifrage — an eastern North American plant, Saxifraga virginiensis, of the saxifrage family, having toothed basal leaves and branched clusters of small white flowers.
- early-type star — any massive hot star of spectral type O, B, or A
- easter islander — a native or inhabitant of Easter Island
- eastern rumelia — an autonomous province in the Balkan peninsula, part of the Ottoman Empire, ceded in 1885 to Bulgaria
- eclaircissement — clarification; explanation.
- edriophthalmous — (of certain crustaceans) having stalkless eyes
- edwards plateau — a highland area in SW Texas. 2000–5000 feet (600–1500 meters) high.
- elastic rebound — a theory of earthquakes that envisages gradual deformation of the fault zone without fault slippage until friction is overcome, when the fault suddenly slips to produce the earthquake
- elder statesman — experienced, respected figure
- electric shaver — razor powered by electricity
- electric socket — a device on a wall where you can plug electrical equipment into the electricity supply
- electric system — An electric system consists of all of the elements needed to distribute electrical power, including overhead and underground lines, poles, transformers, and other equipment.
- electro-osmosis — movement of liquid through a capillary tube or membrane under the influence of an electric field: used in controlling rising damp
- electro-osmotic — relating to electro-osmosis
- electroanalyses — Plural form of electroanalysis.
- electroanalysis — (physics, chemistry) Any of several electrochemical forms of analysis.
- electrodeposits — Third-person singular simple present indicative form of electrodeposit.
- electrodialyses — Plural form of electrodialysis.
- electrodialysis — Dialysis in which the movement of ions is aided by an electric field applied across the semipermeable membrane.
- electrodynamics — The branch of mechanics concerned with the interaction of electric currents with magnetic fields or with other electric currents.
- electrokinetics — the branch of physics concerned with the motion of charged particles
- electromyograms — Plural form of electromyogram.
- 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.
- electrosurgical — Relating to electrosurgery.
- electrothermics — the study of electricity and heat, or of electrically generated heat
- eleutherococcus — a shrub, Eleutherococcus senticosus, which is found in Siberia and which is used in herbal medicine. It supposedly increases stamina and boosts the immune system
- embroidery silk — a silk thread used for embroidery
- endocrinologist — A person who is skilled at, or practices endocrinology.
- 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
- enter the lists — to engage in a conflict, controversy, etc
- 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.
- equalitarianism — Egalitarianism.
- erythema solare — inflammation of the skin caused by overexposure to the sun
- estates general — States-General (sense 1)
- estuary english — a variety of standard British English in which the pronunciation reflects various features characteristic of London and the Southeast of England
- ethylene series — the homologous series of unsaturated hydrocarbons that contain one double bond and have the general formula, CnH2n; alkene series
- euler's circles — a diagram in which the terms of categorial statements are represented by circles whose inclusion in one another represents the inclusion of the extensions of the terms in one another
- everlastingness — The state or quality of being everlasting.
- everly brothers — the. US pop singing duo comprising Don Everly (born 1937) and Phil Everly 1939–2014, noted for their close harmonies
- exclusion order — law: ban spouse from home
- 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