15-letter words containing y, a, h, t
- battery charger — a device that can restore the charge to a battery, usually by means of electricity
- battleship gray — a subdued bluish gray.
- beyond the pale — If you think that someone's actions or behaviour are not acceptable, you can say that they are beyond the pale.
- big bang theory — In astronomy the big bang theory is a theory that suggests that the universe was created as a result of an extremely large explosion.
- biostratigraphy — the examination of the ages of rock strata by using fossils
- boating holiday — a holiday spent sailing or travelling in a canal boat, cruiser, etc
- brachystomatous — having a short proboscis, as certain insects.
- breath analyzer — an instrument consisting of a small bag or tube filled with chemically treated crystals, into which a sample of a motorist's breath is taken as a test for intoxication.
- british library — the British national library, formed in 1973 from the British Museum library and other national collections: housed mainly in the British Museum until 1997 when a purpose-built library in St Pancras, London, was completed
- butterfly chair — a lightweight chair consisting of a piece of canvas, leather, etc. slung from a framework of metal bars
- byzantine chant — liturgical plainsong identified with the Eastern Orthodox Church and dating from the Byzantine Empire.
- calydonian hunt — the pursuit by Meleager, Atalanta, and others of a savage boar (Calydonian boar) sent by Artemis to lay waste to Calydon.
- carry the torch — If you say that someone is carrying the torch of a particular belief or movement, you mean that they are working hard to ensure that it is not forgotten and continues to grow stronger.
- chantilly-sauce — a town in N France, N of Paris: lace manufacture.
- character study — a work of fiction in which the delineation of the central character's personality is more important than the plot.
- charismatically — In a charismatic way.
- charlatanically — In a charlatanic manner.
- charles doughty — Charles Montagu [mon-tuh-gyoo] /ˈmɒn təˌgyu/ (Show IPA), 1843–1926, English traveler and writer.
- charles tiffany — Charles Lewis, 1812–1902, U.S. jeweler.
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- chateau-thierry — a town in N central France, on the River Marne: scene of the second battle of the Marne (1918) during World War I. Pop: 14 967 (1999)
- chemoautotrophy — the process of deriving energy through oxidizing inorganic chemical compounds, as opposed to photosynthesis
- chemopsychiatry — the study and application of chemical substances in psychiatry
- chief secretary — (in Britain) the second most senior Treasury post, after the Chancellor of the Exchequer
- chimney-pot hat — a high silk hat; top hat.
- chloral hydrate — a colourless crystalline soluble solid produced by the reaction of chloral with water and used as a sedative and hypnotic; 2,2,2-trichloro-1,1-ethanediol. Formula: CCl3CH(OH)2
- christmas party — a party organized before Christmas, usually by a firm or organization
- chryse planitia — a plain on Mars, the landing site of the Viking I spacecraft.
- collenchymatous — Relating to collenchyma.
- couples therapy — a counseling procedure that attempts to improve the adaptation and adjustment of two people who form a conjugal unit.
- cryoanaesthesia — Alternative spelling of cryoanesthesia.
- cryptographical — the science or study of the techniques of secret writing, especially code and cipher systems, methods, and the like. Compare cryptanalysis (def 2).
- crystal healing — (in alternative therapy) the use of the supposed power of crystals to affect the human energy field
- crystallography — the science concerned with the formation, properties, and structure of crystals
- cyanoethylation — the act of introducing a cyano-ethyl group into a compound
- cytotrophoblast — the thickened, inner part of the mammalian placenta nearest to the fetus, covering the chorion during early pregnancy
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- day of the dead — an annual celebration to honor the spirits of the dead, observed in Mexico and other Latin American countries on November 1 and 2, concurrently with All Saints' Day and All Souls' Day.
- day of the lord — Also called Day of Yahweh. (in Old Testament eschatology) a day of final judgment. Amos 5:18–21; Ezek. 30.
- daylight saving — the practice of advancing standard time by one hour in the spring of each year and of setting it back by one hour in the fall in order to gain an extra period of daylight during the early evening.
- decatyl alcohol — decanol.
- decipherability — to make out the meaning of (poor or partially obliterated writing, etc.): to decipher a hastily scribbled note.
- dehydrogenating — Present participle of dehydrogenate.
- dehydrogenation — to remove hydrogen from (a compound).
- demythification — the act of demythifying
- dephosphorylate — to remove a phosphate group from (an organic compound)
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet
- dermatophytosis — a fungal infection of the skin, esp the feet
- diastrophically — in a diastrophic fashion
- dimethylaniline — a very toxic oily liquid used in industry to harden certain synthetic resins and as a solvent