19-letter words containing l, s, e, r, i
- machine translation — changing language of a text by computer
- maestro di cappella — a person in charge of an orchestra, esp a private one attached to the palace of a prince in Italy during the baroque period
- mail transfer agent — Message Transfer Agent
- malleable cast iron — white cast iron that has been malleablized.
- marriage settlement — a formal agreement made before marriage disposing of the property of the couple to be married
- massive retaliation — a strategy of military counterattack that involves the use of nuclear weapons.
- melodic minor scale — minor scale (def 2).
- memory like a sieve — a very poor memory
- mermaid's wineglass — a colony of green algae, Acetabularia crenulata, of warm seas, having a cup-shaped cap on a slender stalk.
- mild silver protein — a compound of silver and a protein, applied to mucous membranes as a mild antiseptic.
- miracle of st. mark — a painting (1548) by Tintoretto.
- molecular biologist — a specialist in the study of biological phenomena at the molecular level
- moses-in-the-cradle — a plant, Rhoeo spathacea, native to the West Indies and Central America, having leaves with purple undersides and white flowers enclosed in a boat-shaped envelope formed by two bracts.
- mount desert island — an island off the coast of E central Maine: summer resort; forms part of Acadia National Park. 14 miles (23 km) long; 8 miles (13 km) wide.
- mucopolysaccharides — Plural form of mucopolysaccharide.
- multiple-entry visa — a visa that permits the holder to enter a country several times
- mushroom ventilator — a ventilator having at the top of a vertical shaft a broad rounded cap that can be screwed down to close it.
- nail polish remover — solvent for removing nail polish
- national characters — (character) Characters with accents and other diacritical marks that are used in certain written languages (that are based on the Roman alphabet) but not in others, particularly not in English. A standard list is ISO Latin 1.
- national serviceman — a soldier undertaking compulsory military service
- network file system — (networking, operating system) (NFS) A protocol developed by Sun Microsystems, and defined in RFC 1094, which allows a computer to access files over a network as if they were on its local disks. This protocol has been incorporated in products by more than two hundred companies, and is now a de facto standard. NFS is implemented using a connectionless protocol (UDP) in order to make it stateless. See Nightmare File System, WebNFS.
- neurotransmissional — Relating to neurotransmission.
- new year resolution — a promise to yourself or decision to do something, especially to improve one's behaviour or lifestyle in some way, during the year ahead
- nicolaus copernicus — Nicolaus [nik-uh-ley-uh s] /ˌnɪk əˈleɪ əs/ (Show IPA), (Mikolaj Kopernik) 1473–1543, Polish astronomer who promulgated the now accepted theory that the earth and the other planets move around the sun (the Copernican System)
- nine plus two array — the arrangement of microtubules in a flagellum or cilium, consisting of a ring of nine evenly spaced couplets surrounding two central singlets. Symbol: 9 + 2.
- no shrinking violet — If you say that someone is no shrinking violet, you mean that they are not at all shy.
- non-transferability — to convey or remove from one place, person, etc., to another: He transferred the package from one hand to the other.
- nonrepresentational — not resembling or portraying any object in physical nature: a nonrepresentational painting.
- nordrhein-westfalen — German name of North Rhine-Westphalia.
- norfolk island pine — a coniferous evergreen tree, Araucaria heterophylla (or A. excelsa), having whorled branches and needlelike foliage, widely cultivated as a houseplant.
- nuclear disarmament — the gradual reduction and eventual elimination of all nuclear weapons in the world
- object-oriented sql — (language) (OSQL) A functional language, a superset of SQL, used in Hewlett-Packard's OpenODB database system.
- observation balloon — a balloon that is used for gathering information and reconnaissance purposes and spotting aircraft
- old english pattern — a spoon pattern having a stem curving backward at the end.
- olive-backed thrush — Swainson's thrush.
- on the baker's list — in good health
- open source license — (legal) Any document that attempts to specify open source usage and distribution of software. These licenses are usually drafted by experts and are likely to be more legally sound than one a programmer could write. However, loopholes do exist. Here is a non-exhaustive list of open source licenses: 1. Public Domain - No license. 2. BSD License - An early open source license 3. General Public License (GPL) - The copyleft license of the Free Software Foundation. Used for GNU software and much of Linux. 4. Artistic License Less restrictive than the GPL, permitted by Perl in addition to the GPL. 5. Mozilla Public Licenses. (MPL, MozPL) and Netscape Public License (NPL).
- operational testing — (testing) A US DoD term for testing performed by the end-user on software in its normal operating environment.
- optical double star — two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together and comprise a single physical system (physical double star)
- optimising compiler — (programming, tool) compiler which attempts to analyse the code it produces and to produce more efficient code by performing program transformation such as branch elimination, partial evaluation, or peep-hole optimisation. Contrast pessimising compiler.
- over-sentimentality — the quality or state of being sentimental or excessively sentimental.
- paleoanthropologist — the study of the origins and predecessors of the present human species, using fossils and other remains.
- palisade parenchyma — the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
- parainfluenza virus — any of a group of viruses that cause respiratory infections with influenza-like symptoms, esp in children
- parallactic ellipse — the apparent ellipse, as seen against the background of more distant stars, described annually by a nearby star because of the earth's orbital motion around the sun. Compare parallax (def 2).
- parallel processing — extending in the same direction, equidistant at all points, and never converging or diverging: parallel rows of trees.
- paraphase amplifier — an amplifier that produces a push-pull output from a single input.
- particle dispersoid — A particle dispersoid is a suspension of solid particles in a gas.
- particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
- particle separation — a rule that moves the particle of a phrasal verb, thus deriving a sentence like He looked the answer up from a structure that also underlies He looked up the answer