21-letter words containing m, e, a, l
- eastern daylight time — a time zone applicable to many eastern areas of the United States during the summer months, being a daylight-saving variant of Eastern Standard Time
- electric displacement — the electric flux density when an electric field exists in free space into which a dielectric is introduced
- electrochromatography — chromatography effected by the influence of an applied electric field
- electroencephalograms — Plural form of electroencephalogram.
- electromagnetic field — a field of force associated with a moving electric charge equivalent to an electric field and a magnetic field at right angles to each other and to the direction of propagation
- electromagnetic pulse — a surge of electromagnetic radiation, esp one resulting from a nuclear explosion, which can disrupt electronic devices and, occasionally, larger structures and equipment
- electromyographically — By means of, or in terms of, electromyography.
- electronystagmography — A diagnostic test to record involuntary movements of the eye caused by a condition known as nystagmus. It can also be used to diagnose the cause of vertigo, dizziness or balance dysfunction by testing the vestibular system.
- emotional correctness — pressure on an individual to be seen to feel the same emotion as others
- empire state building — New York City skyscraper
- empirical probability — a measure or estimate of the degree of confidence one may have in the occurrence of an event, defined as the proportion observed in a sample
- endoplasmic reticulum — an extensive intracellular membrane system whose functions include synthesis and transport of lipids and, in regions where ribosomes are attached, of proteins
- enharmonic modulation — a change of key achieved by regarding a note in one key as an equivalent note in another. Thus E flat in the key of A flat could be regarded as D sharp in the key of B major
- environmental studies — a university course studying the environment and related issues
- epidemic encephalitis — any type of widespread encephalitis caused by various viruses
- epidermolysis bullosa — type of genetic skin disorder
- euro-commercial paper — commercial paper issued in a eurocurrency
- faculty board meeting — a meeting of the governing body of a faculty
- false memory syndrome — a psychological condition in which a person believes that he or she remembers events that have not actually occurred.
- false-memory syndrome — a psychological condition in which a person believes that he or she remembers events that have not actually occurred.
- feline leukemia virus — a retrovirus, mainly affecting cats, that depresses the immune system and leads to opportunistic infections, lymphosarcoma, and other disorders. Abbreviation: FeLV, FLV.
- fermat's last theorem — the unproved theorem that the equation xn + yn = zn has no solution for x, y, z nonzero integers when n is greater than 2.
- ferric sodium oxalate — an emerald-green, crystalline, extremely water-soluble salt, used in photography and blueprinting.
- financial times index — one of the indexes of share prices produced by the Financial Times, especially the Financial Times Stock Exchange 100 Index
- flotation compartment — in a boat, an enclosed section filled with air or gas to give buoyancy
- fort lesley j. mcnair — a military reservation in SW Washington, D.C., on the Potomac River, SW of the Capitol.
- franco-belgian system — French system.
- frederick william iii — 1770–1840, king of Prussia 1797–1840.
- functional imperative — a requirement for the survival of any social system, as communication, control of conflict, or socialization.
- fundamental frequency — the lowest frequency at which a medium will freely oscillate.
- general court-martial — a court-martial having the authority to try any offense against military law and to impose a sentence of dishonorable discharge or of death when provided by law.
- general of the armies — a special rank held by John J. Pershing, equivalent to general of the army.
- genetic amplification — an increase in the frequency of replication of a DNA segment.
- gentleman of the road — a highwayman.
- gentleman's agreement — unwritten rule or agreement
- gentleman's gentleman — a valet.
- gentlemen's agreement — an agreement that, although unenforceable at law, is binding as a matter of personal honor.
- george bryan brummell — George Bryan II, Beau Brummell.
- give place to someone — to make room for or be superseded by someone
- give someone a leg up — to help someone to climb an obstacle by pushing upwards
- give someone a tinkle — to call someone on the telephone
- glen of imaal terrier — a strongly-built medium-sized variety of terrier with a medium-length coat and short forelegs
- glyceryl tripalmitate — palmitin.
- gram-molecular weight — gram molecule. Abbreviation: GMW.
- grammatical inference — Deducing a grammar from given examples. Also known as "inductive inference" and recently as "computational learning".
- grease someone's palm — the part of the inner surface of the hand that extends from the wrist to the bases of the fingers.
- happy little vegemite — a person who is in good humour
- henry steele commager — Henry Steele, 1902–98, U.S. historian, author, and teacher.
- hindu-arabic numerals — Arabic numeral.
- home improvement loan — a government loan for house improvements such as insulation, adding a bathroom, or urgent repairs