16-letter words containing r, a, d, i, o, l
- golden rain tree — an ornamental tree, Koelreuteria paniculata, of the soapberry family, native to China and adjacent areas, having pinnate leaves, large clusters of fragrant yellow flowers, and inflated pods containing black seeds used as beads.
- governmentalized — Simple past tense and past participle of governmentalize.
- governors island — an island in New York Bay at the S end of the East River: U.S. military post. 2 sq. mi. (5 sq. km).
- gravity railroad — a railroad depending partly on the force of gravity for motive power.
- grid declination — the angular difference between true north and grid north on a map
- half life period — Physics. the time required for one half the atoms of a given amount of a radioactive substance to disintegrate.
- hermaphroditical — Alternative form of hermaphroditic.
- heteropalindrome — Something that spells something else when reversed, a semordnilap.
- hexahydroaniline — cyclohexylamine.
- hold a brief for — to argue for; champion
- hyaloid membrane — the delicate, pellucid, and nearly structureless membrane enclosing the vitreous humor of the eye.
- hydroformylation — the addition of a hydrogen atom and the formyl group to a double bond of a hydrocarbon by reaction with a mixture of carbon monoxide and hydrogen in the presence of a catalyst.
- hydroxylammonium — (inorganic compound) The univalent NH3OH+ cation, derived from hydroxylamine.
- hyperchlorhydria — excessive secretion of hydrochloric acid in the stomach.
- hyperlipoidaemia — Alt form hyperlipoidemia.
- immunomodulatory — (medical) Having the ability to alter or regulate immune functions.
- indian liquorice — a woody leguminous climbing plant, Abrus precatorius, native to tropical Asia and naturalized elsewhere, having scarlet black-spotted poisonous seeds, used as beads, and roots used as a substitute for liquorice
- industrial union — a labor union composed of workers in various trades and crafts within one industry.
- inter-divisional — the act or process of dividing; state of being divided.
- interdimensional — Between dimensions.
- internal auditor — a person who carries out an internal audit
- isle of portland — a rugged limestone peninsula in SW England, in Dorset, connected to the mainland by a narrow isthmus and by Chesil Bank: the lighthouse of Portland Bill lies at the S tip; famous for the quarrying of Portland stone, a fine building material. Pop (town): 12 000 (latest est)
- jurisdictionally — In a jurisdictional way.
- kingdom of arles — a kingdom in SE France which had dissolved by 1378: known as the Kingdom of Burgundy until about 1200
- ladies'-eardrops — lady's-earrings.
- laodicea ad mare — the chief port of Syria, in the northwest: tobacco industry. Pop: 486 000 (2005 est) (Latin name)
- latissimus dorsi — a broad, flat muscle on each side of the midback, the action of which draws the arm backward and downward and rotates the front of the arm toward the body.
- legal dictionary — a specialized dictionary covering terms used in the various branches of the legal profession, as civil law, criminal law, and corporate law. A comprehensive legal dictionary adds to its body of standard English entries many words and phrases that have made their way into modern legal practice from law French and Latin and are rarely found in a general English monolingual dictionary. Such a specialized dictionary is useful not only for law students and for attorneys themselves, but for members of the lay public who require legal services. Legal dictionaries published in print follow the normal practice of sorting entry terms alphabetically, while electronic dictionaries, such as the online Dictionary of Law on Dictionary.com, allow direct, immediate access to a search term.
- lenticular cloud — a very smooth, round or oval, lens-shaped cloud that is often seen, singly or stacked in groups, near a mountain ridge.
- letter of advice — a notification from a consignor to a consignee giving specific information as to a shipment, the name of the carrier, the date shipped, etc.
- liberal democrat — In Britain, a Liberal Democrat is a member of the Liberal Democrat Party.
- limited monarchy — a monarchy that is limited by laws and a constitution.
- limited-monarchy — a limited train, bus, etc.
- lord chamberlain — (in Britain) the chief official of the royal household
- lord howe island — an island in the S Pacific, E of Australia: a dependency of New South Wales. 5 sq. mi. (13 sq. km).
- lord proprietary — (in Colonial America) an owner, governor, or grantee of a proprietary colony
- lords-and-ladies — (used with a singular verb) cuckoopint.
- macrolepidoptera — a collector's name for that part of the lepidoptera that comprises the butterflies and the larger moths (noctuids, geometrids, bombycids, springtails, etc): a term without taxonomic significance
- maid of all work — a maid who does all types of housework
- mail-order house — a retail firm that conducts its business by receiving orders and shipping its merchandise through the mail and that supplies its customers with catalogs, circulars, etc.
- medieval cornish — the Cornish language of the Middle Ages, usually dated from the 14th century to 1600.
- medieval history — the branch of history dealing with the Middle Ages
- melodic interval — an intervening period of time: an interval of 50 years.
- melodramatically — In a melodramatic manner.
- menstrual period — the bleeding from the womb that occurs approximately monthly in nonpregnant women of reproductive age
- microfilm reader — a machine that displays on a screen a magnified image of a microfilm
- microlepidoptera — a collector's name for the smaller moths: a term without taxonomic significance
- midair collision — a crash, such as a plane crash, that takes place in the air
- mineral deposits — amounts of minerals that occur naturally in particular areas
- miniature poodle — a breed of poodle, bred to be much smaller than standard poodles