15-letter words containing c, h, o, l, e, r
- dichloromethane — a noxious colourless liquid widely used as a solvent, e.g. in paint strippers. Formula: CH2Cl2
- dichroic filter — an optical colour filter operating on the principle of wave interference between closely spaced reflecting surfaces, rather than by colour absorption
- doctoral thesis — a thesis written as part of a doctorate
- electrochemical — (chemistry) of, or relating to a chemical reaction brought about by electricity.
- electromyograph — A device used in electromyography to generate electromyograms.
- electrophoreses — Plural form of electrophoresis.
- electrophoresis — The movement of charged particles in a fluid or gel under the influence of an electric field.
- electrophoretic — Of, pertaining to, or produced by electrophoresis.
- electrorheology — the study of the flow of fluids under the influence of electric fields
- electrothermics — the study of electricity and heat, or of electrically generated heat
- eleutherococcus — a shrub, Eleutherococcus senticosus, which is found in Siberia and which is used in herbal medicine. It supposedly increases stamina and boosts the immune system
- eleutherodactyl — (of a bird) having the hind toe free
- eleutheromaniac — Having a passionate mania for freedom.
- eleutherophobic — afraid of freedom
- encephalography — Any of various techniques for recording the structure or electrical activity of the brain.
- endomycorrhizal — Of or pertaining to endomycorrhiza.
- epichlorohydrin — an organic compound used as a solvent in resin-making
- false buckthorn — a spiny shrub or small tree, Bumelia lanuginosa, of the sapodilla family, native to the southern U.S., having gummy, milky sap and white, bell-shaped flowers and yielding a hard, light-brown wood.
- ferric chloride — a compound that in its anhydrous form, FeCl 3 , occurs as a black-brown, water-soluble solid; in its hydrated form, FeCl 3 ⋅xH 2 O, it occurs in orange-yellow, deliquescent crystals: used chiefly in engraving, for deodorizing sewage, as a mordant, and in medicine as an astringent and styptic.
- flavor enhancer — a substance added to food in order to enhance or intensify its flavor: Salt is a common flavor enhancer.
- flight recorder — an electronic device aboard an aircraft that automatically records some aspects of the aircraft's performance in flight.
- floating charge — an unsecured charge on the assets of an enterprise that allows such assets to be used commercially until the enterprise ceases to operate or the creditor intervenes to demand collateral
- fluorochemicals — Plural form of fluorochemical.
- forecastle head — the extreme fore part of a forecastle superstructure.
- forward echelon — (in a military operation) the troops and officers in a combat zone or in a position to engage the enemy.
- fourth republic — the republic established in France in 1945 and replaced by the Fifth Republic in 1958.
- french marigold — a composite plant, Tagetes patula, of Mexico, having yellow flowers with red markings.
- french togoland — a former United Nations Trust Territory in W Africa, administered by France (1946–60), now the independent republic of Togo
- fusospirochetal — Relating to fusospirochetes.
- geochronologist — A geologist whose speciality is geochronology.
- geostrophically — By means of, or in terms of, geostrophy.
- globe artichoke — artichoke (defs 1, 2).
- gloucestershire — a county in SW England. 1255 sq. mi. (2640 sq. km). County seat: Gloucester.
- graduate school — a school, usually a division of a university, offering courses leading to degrees more advanced than the bachelor's degree.
- haemoglobinuric — relating to the presence of haemoglobin in the urine
- helicopter view — an overview of a situation without any details
- heliocentricity — measured or considered as being seen from the center of the sun.
- heliometrically — By means of, or in terms of, heliometry.
- heralds' office — the official heraldic authority of Scotland.
- heterocercality — the condition or state of having a heterocercal tail
- heterodactylous — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heterotolerance — (immunology) Subsequent unresponsiveness to a different agonist.
- hexachlorophene — a white, crystalline powder, C 13 Cl 6 H 6 O 2 , insoluble in water: used as an antibacterial agent chiefly in toothpastes and soaps.
- hexylresorcinol — white or yellowish-white, needle-shaped crystals, C 12 H 18 O 2 , used chiefly as an antiseptic and for the expulsion of intestinal worms.
- holding furnace — a small furnace for holding molten metal produced in a larger melting furnace at a desired temperature for casting.
- hole-and-corner — secretive; clandestine; furtive: The political situation was full of hole-and-corner intrigue.
- holocrystalline — (of igneous rocks) having only crystalline components and no glass
- horatius cocles — a legendary Roman hero of the 6th century bc, who defended a bridge over the Tiber against Lars Porsena
- hospital corner — a fold on a bed sheet or blanket made by tucking the foot or head of the sheet straight under the mattress with the ends protruding and then making a diagonal fold at the side corner of the sheet and tucking this under to produce a triangular corner.
- hurdle champion — a hurdler who has defeated all others in a competition