16-letter words containing r, i, c, h, a, d
- heroin addiction — addiction to the drug heroin
- higher education — education beyond high school, specifically that provided by colleges and graduate schools, and professional schools.
- himachal pradesh — a state in N India. 21,495 sq. mi. (55,673 sq. km). Capital: Shimla.
- horizon distance — Television. the distance of the farthest point on the earth's surface visible from a transmitting antenna.
- horseback riding — activity: riding a horse
- hydnocarpic acid — an acid, C 16 H 28 O 2 , obtained from chaulmoogra oil, and used in the treatment of leprosy.
- hydraulic cement — cement that can solidify under water.
- hydraulic mining — placer mining using a pressurized stream of water.
- hydraulic radius — the ratio of the cross-sectional area to the perimeter of a pipe, outlet, or the like, through which a fluid is flowing.
- hydrobromic acid — a colorless or faintly yellow corrosive liquid, HBr, an aqueous solution of hydrogen bromide.
- hydrocyanic acid — a colorless, highly poisonous liquid, HCN, an aqueous solution of hydrogen cyanide.
- hydroferricyanic — (chemistry) Pertaining to, or containing, or obtained from, hydrogen, ferric iron, and cyanogen.
- hydrogen cyanide — a colorless poisonous gas, HCN, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid.
- hydrostatic head — The hydrostatic head is the vertical height of a column of fluid.
- hyperchlorhydria — excessive secretion of hydrochloric acid in the stomach.
- hyponitrous acid — an unstable, crystalline acid, H 2 N 2 O 2 .
- icositetrahedron — a solid figure having 24 faces.
- indecency charge — an accusation of committing indecency
- irrigation ditch — trench supplying land with water
- judaeo-christian — of or relating to the religious writings, beliefs, values, or traditions held in common by Judaism and Christianity.
- kurdaitcha shoes — (in certain Central Australian Aboriginal tribes) the emu-feather shoes worn by the kurdaitcha on his mission so that his footsteps may not be traced
- 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
- machine readable — of or relating to data encoded on an appropriate medium and in a form suitable for processing by computer.
- machine-readable — of or relating to data encoded on an appropriate medium and in a form suitable for processing by computer.
- maleic anhydride — a colorless crystalline, unsaturated compound, C 4 H 2 O 3 , that is soluble in acetone and hydrolyzes in water: used in the production of polyester resins, pesticides, and fumaric and tartaric acids.
- maleic hydrazide — a crystalline compound, C 4 N 2 H 4 O 2 , used as a plant growth inhibitor and weed-killer.
- mandarin chinese — the official language of China since 1917; the form of Chinese spoken by about two thirds of the population and taught in schools throughout China
- medieval cornish — the Cornish language of the Middle Ages, usually dated from the 14th century to 1600.
- methacrylic acid — a colorless, liquid acid, C 4 H 6 O 2 , produced synthetically, whose methyl ester, methyl methacrylate, polymerizes to yield a clear plastic.
- off-road vehicle — An off-road vehicle is a vehicle that is designed to travel over rough ground.
- oligosaccharides — Plural form of oligosaccharide.
- orographic cloud — any cloud whose existence and form are largely controlled by the disturbed flow of air over and around mountains, as the banner cloud and crest cloud.
- orthoformic acid — a hypothetical acid, HC(OH) 3 , known only in the form of its esters.
- pharmacodynamics — the branch of pharmacology dealing with the course of action, effect, and breakdown of drugs within the body.
- phase difference — the difference between two sinusoidally varying quantities that have the same frequency, measured either as an angle or a time
- phonocardiograph — an instrument for graphically recording the sound of the heartbeat.
- phosphorous acid — a colorless, crystalline, water-soluble acid of phosphorus, H 3 PO 3 , from which phosphites are derived.
- physical address — (memory management) The address presented to a computer's main memory in a virtual memory system, in contrast to the virtual address which is the address generated by the CPU. A memory management unit translates virtual addresses into physical addresses.
- pinot chardonnay — Chardonnay.
- pithecanthropoid — of, relating to, or resembling the former genus Pithecanthropus or one of its members.
- price leadership — the setting of the price of a product or service by a dominant firm at a level that competitors can match, in order to avoid a price war
- pseudohistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pyramidal orchid — a chalk-loving orchid, Anacamptis pyramidalis, bearing a dense cone-shaped spike of purplish-pink flowers with a long curved spur
- pyruvic aldehyde — a yellow, liquid compound, C 3 H 4 O 2 , containing both an aldehyde and a ketone group, usually obtained in a polymeric form: used chiefly in organic synthesis.
- radio microphone — a microphone incorporating a radio transmitter so that the user can move around freely
- radiographically — the production of radiographs.
- richard stallman — (person) Richard M. Stallman. Founder of the GNU project. He resigned from the AI lab at MIT so he would be free to produce free software which he could then distribute on his own terms. He went on to establish the Free Software Foundation to support the production of free software and ensure its free distribution. E-mail: <[email protected]>.
- roundabout chair — corner chair.