17-letter words containing o, y, a
- know only by name — to be familiar with the name of but not know personally
- laboratory school — a school maintained by a college or university for the training of student teachers.
- lady of the house — the female head of a household (usually preceded by the).
- lady of the night — a tropical American shrub, Brunfelsia americana, of the nightshade family, having berrylike yellow fruit and fragrant white flowers.
- lady-of-the-night — a tropical American shrub, Brunfelsia americana, of the nightshade family, having berrylike yellow fruit and fragrant white flowers.
- lance of courtesy — a lance having a blunt head to prevent serious injury by a jouster to an opponent.
- laryngopharyngeal — of, relating to, or involving the larynx and pharynx.
- law of trichotomy — the property that for natural numbers a and b , either a is less than b , a equals b , or a is greater than b .
- lay it on (thick) — to exaggerate
- lee harvey oswald — Lee Harvey, 1939–63, designated by a presidential commission to be the lone assassin of John F. Kennedy.
- legal aid society — an organization providing free legal guidance and service to persons who cannot afford a lawyer.
- lexicographically — the writing, editing, or compiling of dictionaries.
- liability account — A liability account is an account recording a company's liabilities.
- liberal democracy — a democracy based on the recognition of individual rights and freedoms, in which decisions from direct or representative processes prevail in many policy areas
- life of the party — most lively, outgoing person
- lipopolysaccaride — a molecule, consisting of lipid and polysaccharide components, that is the main constituent of the cell walls of Gram-negative bacteria
- literary executor — a person entrusted with the publishable works and other papers of a deceased author.
- lithostratigraphy — the study or character of stratified rocks based solely on their physical and petrographic features.
- livingstone daisy — a gardener's name for various species of Mesembryanthemum, esp M. criniflorum, grown as garden annuals (though several are perennial) for their brightly coloured showy flowers: family Aizoaceae
- luminous efficacy — the quotient of the luminous flux of a radiation and its corresponding radiant flux
- lymphadenopathies — Plural form of lymphadenopathy.
- lymphangiographic — Relating to lymphangiography.
- lyon king of arms — the chief herald of Scotland
- machado y morales — Gerardo [he-rahr-th aw] /hɛˈrɑr ðɔ/ (Show IPA), 1871–1939, president of Cuba 1925–33.
- macroevolutionary — Pertaining to, or as a result of macroevolution.
- magnetoelasticity — the phenomenon, consisting of a change in magnetic properties, exhibited by a ferromagnetic material to which stress is applied.
- majority decision — a decision supported by more than half the people involved
- majority-minority — relating to a population in which more than half represent social, ethnic, or racial minorities, and in which fewer members of the more socially, politically, or financially dominant group are represented: majority-minority public schools.
- make hay (out) of — to turn (something) to one's advantage
- malay archipelago — an extensive island group in the Indian and Pacific oceans, SE of Asia, including the Greater and Lesser Sunda Islands, the Moluccas, and the Philippines.
- malayo-polynesian — a family of languages extending from Madagascar to the central Pacific, including Malagasy, Malay, Indonesian, Tagalog, and Polynesian
- management buyout — A management buyout is the buying of a company by its managers. The abbreviation MBO is also used.
- many-valued logic — the study of logical systems in which the truth-values that a proposition may have are not restricted to two, representing only truth and falsity
- maraschino cherry — a cherry cooked in colored syrup and flavored with maraschino, used to garnish desserts, cocktails, etc.
- marriage ceremony — official part of a wedding
- mass spectroscopy — an instrument used to determine the masses of small, electrically charged particles.
- mayflower compact — an agreement to establish a government, entered into by the Pilgrims in the cabin of the Mayflower on November 11, 1620.
- melissopalynology — The study of honey and its composition.
- membrane recovery — Membrane recovery is a process which uses membranes to obtain hydrogen from refinery fuel gas, hydrocrackers, and chemical processes such as methanol production.
- memory management — (memory management, storage) A collection of techniques for providing sufficient memory to one or more processes in a computer system, especially when the system does not have enough memory to satisfy all processes' requirements simultaneously. Techniques include swapping, paging and virtual memory. Memory management is usually performed mostly by a hardware memory management unit.
- mercury barometer — a barometer in which the weight of a column of mercury in a glass tube with a sealed top is balanced against that of the atmosphere pressing on an exposed cistern of mercury at the base of the mercury column, the height of the column varying with atmospheric pressure.
- mercy otis warren — Earl, 1891–1974, U.S. lawyer and political leader: chief justice of the U.S. 1953–69.
- metabolic pathway — biochemistry: sequence of reactions within a cell or organism
- method of payment — cash, credit card, cheque, etc.
- methyl isocyanate — Chemistry. a highly toxic, flammable, colorless liquid, CH 3 NCO, used as an intermediate in the manufacture of pesticides: in 1984, the accidental release of a cloud of this gas in Bhopal, India, killed more than 1700 people and injured over 200,000.
- microbiologically — With regard to microbiology.
- microevolutionary — Of or pertaining to microevolution.
- micropaleontology — the branch of paleontology dealing with the study of microscopic fossils.
- microphanerophyte — any shrub or tree having a height of 2 to 8 metres
- midmorning prayer — the third of the seven canonical hours; terce