15-letter words containing h, y, d, r
- fair-haired boy — having light-colored hair.
- fairy godfather — a kindly sponsor or guardian; godfather.
- fairy godmother — a kindly sponsor or guardian; godmother.
- federal holiday — a day which is a national holiday at the behest of the Federal Government
- fetch and carry — to go and bring back; return with; get: to go up a hill to fetch a pail of water.
- forehand volley — a type of forehand shot played in tennis
- frederick henry — 1584–1647, prince of Orange and count of Nassau; son of William (I) the Silent
- general holiday — a public holiday
- gladbach-rheydt — a former city in W Germany; now part of Mönchengladbach.
- go by the board — If something goes by the board, it is rejected or ignored, or is no longer possible.
- good king henry — a European, chenopodiaceous weed, Chenopodium bonus-henricus, naturalized in North America, having spinachlike leaves.
- good-king-henry — a European, chenopodiaceous weed, Chenopodium bonus-henricus, naturalized in North America, having spinachlike leaves.
- graphic display — the way in which line drawings and text are displayed
- graveyard shift — a work shift usually beginning at about midnight and continuing for about eight hours through the early morning hours.
- graveyard watch — graveyard shift.
- great-heartedly — in a great-hearted manner
- growth industry — an industry that is experiencing rapid growth
- gynandromorphic — (of an organism) Having male and female characteristics.
- hale and hearty — in good health
- hard mint candy — a hardened mint-flavoured sweet
- hard-luck story — a story of misfortune designed to elicit sympathy
- hardy perennial — a plant that lasts three seasons or more and that can withstand freezing temperatures
- have a derry on — to have a prejudice or grudge against
- hay conditioner — either of two machines, one designed to crush stems of hay, the other to break and bend them, in order to cause more rapid and even drying
- hazard analysis — risk assessment
- heaviside layer — E layer.
- heavy-heartedly — in a heavy-hearted manner
- hedge your bets — play it safe, lessen a risk
- hemadynamometer — An instrument by which the pressure of the blood in the arteries, or veins, is measured by the height to which it will raise a column of mercury.
- henry cavendish — Henry, 1731–1810, English chemist and physicist.
- heterodactylous — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- hexahydrothymol — menthol.
- holiday traffic — increased road traffic during holiday periods and public holidays
- horse-and-buggy — of or relating to the last few generations preceding the invention of the automobile: vivid recollections of horse-and-buggy days.
- hughes syndrome — a condition of the autoimmune system caused by antibodies reacting against phospholipids, leading to thrombosis
- hyaluronic acid — a mucopolysaccharide serving as a viscous medium in the tissues of the body and as a lubricant in joints.
- hybrid antibody — a synthetic antibody that is able to combine with two different antigens
- hybrid computer — a computer system containing both analog and digital hardware.
- hydraulic brake — a brake operated by fluid pressures in cylinders and connecting tubular lines.
- hydraulic fluid — a fluid, usually of low viscosity, as oil, used in a hydraulic system.
- hydraulic motor — a motor that converts the kinetic or potential energy of a fluid into mechanical energy.
- hydraulic press — a machine permitting a small force applied to a small piston to produce, through fluid pressure, a large force on a large piston.
- hydrobiological — of or relating to hydrobiology
- hydrodynamicist — a specialist in hydrodynamics.
- hydrofracturing — 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.
- hydrogen iodide — a colorless gas, HI, having a suffocating odor: the anhydride of hydriodic acid.
- hydromechanical — Of or pertaining to hydromechanics.
- hydrometallurgy — the technique or process of extracting metals at ordinary temperatures by leaching ore with liquid solvents.
- hydropathically — in a hydropathic manner; in a manner relating to hydropathy
- hydrostatically — In a hydrostatic manner.