20-letter words containing l, y
- grey-crowned babbler — an insect-eating Australian bird, Pomatostomus temporalis of the family Timaliidae
- grievous bodily harm — law: serious injury
- have come a long way — If you say that someone or something has come a long way, you mean that they have developed, progressed, or become very successful.
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
- hickory horned devil — regal moth
- hieroglyphic hittite — an extinct language of the Anatolian branch of Indo-European, written in a pictographic script in Syria c1200–c600 b.c.: the same language as written in cuneiform in Anatolia is known as Luwian.
- high-energy particle — Physics
- highbush huckleberry — black huckleberry.
- himalayan guinea pig — a variety of short-haired guinea pig with markings on its nose, ears, and feet
- historical sociology — the sociological study of the origins and development of societies and of other social phenomena that seeks underlying laws and principles.
- holy water sprinkler — morning star (def 2).
- honeysuckle ornament — anthemion.
- horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
- hospitality industry — the hotel and accommodation industry
- hudson's bay blanket — a woollen blanket with wide stripes
- hydraulic fracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
- hydrodesulfurization — desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
- hyperbolic cotangent — a hyperbolic function that is the ratio of cosh to sinh, being the reciprocal of tanh; coth
- hypercholesterolemia — the presence of an excessive amount of cholesterol in the blood.
- hypercholesterolemic — (pathology) Of, pertaining to, or having hypercholesterolemia.
- hyperlipoproteinemia — Pathology. any of various disorders of lipoprotein metabolism, usually characterized by abnormally high levels of cholesterol and certain lipoproteins in the blood.
- ignatius (of) loyola — Saint(born Iñigo López de Recalde) (1491-1556); Sp. priest: founder of the Society of Jesus (Jesuit order): his day is July 31
- in (or out of) play — in (or not in) the condition for continuing play
- in a class by itself — unique
- in the lap of luxury — If you say that someone lives in the lap of luxury, you mean that they live in conditions of great comfort and wealth.
- in the last analysis — after everything has been given due consideration
- incremental analysis — (testing) Partial analysis of an incomplete product to allow early feedback on its development.
- independently-minded — self-reliant and seeking autonomy
- indistinguishability — The state of being indistinguishable.
- industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
- industrial sociology — the sociological study of social relationships and social structures in business settings.
- infiltration gallery — a conduit, built in permeable earth, for collecting ground water.
- insolvency provision — the right of employees of a firm that goes bankrupt or into receivership to receive money owed to them as wages, etc
- insulin-coma therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
- intercalary meristem — meristem in the internode of a stem.
- international system — an internationally accepted coherent system of physical units, derived from the MKSA (meter-kilogram-second-ampere) system, using the meter, kilogram, second, ampere, kelvin, mole, and candela as the basic units (SI units) respectively of the fundamental quantities of length, mass, time, electric current, temperature, amount of substance, and luminous intensity. Abbreviation: SI.
- interpersonal theory — the theory that personality development and behavior disorders are related to and determined by relationships between persons.
- interplanetary space — the region of space occurring around the sun and planets of the solar system. The density is normally negligible although cosmic rays, meteorites, gas clouds, etc, can occur
- iodochlorhydroxyquin — The drug clioquinol.
- japanese honeysuckle — a climbing honeysuckle, Lonicera japonica, introduced into the eastern U.S. from Asia, having fragrant, white flowers that fade to yellow.
- juvenile delinquency — behavior of a child or youth that is so marked by violation of law, persistent mischievousness, antisocial behavior, disobedience, or intractability as to thwart correction by parents and to constitute a matter for action by the juvenile courts.
- kluver-bucy syndrome — a syndrome caused by bilateral injury to the temporal lobes and characterized by memory defect, hypersexuality, excessive oral behavior, and diminished fear reactions.
- laboratory assistant — laboratory technician, lab assistant
- laboratory diagnosis — scientific analysis of a disease
- laboratory equipment — apparatus for scientific research and experiments
- lafayette escadrille — a contingent of American aviators who in 1916 served as volunteers (Escadrille Américaine) in the French air force and in 1918 became the 103rd Pursuit Squadron of the U.S. Army.
- legislative assembly — the legislature of France 1791–92.
- letters testamentary — a document issued by the probate court or some officer who has authority, directing the person named as executor in a will to act in that capacity
- liberty of the press — freedom of the press.