18-letter words containing c, h, l, o, r, n
- nonpharmacological — Not pharmacological.
- north college hill — a city in SW Ohio.
- north lincolnshire — a unitary authority of NE England, in Lincolnshire: formerly (1975–96) part of the county of Humberside. Pop: 155 000 (2003 est). Area: 1497 sq km (578 sq miles)
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- optical brightener — an additive that dyes and brightens fabric or paper
- oriental cockroach — a dark-brown cockroach, Blatta orientalis, thought to have originated in Asia but now nearly cosmopolitan in distribution.
- phanerocrystalline — (of a rock) having the principal constituents in the form of crystals visible to the naked eye.
- phantasmagorically — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- philharmonic pitch — a standard of pitch in which A above middle C is established at 440 vibrations per second.
- physical inventory — To carry out a physical inventory is to count all the stock on hand.
- pollen mother cell — one of the mother cells that produce four microspores by meiosis.
- polyvinyl chloride — a white, water-insoluble, thermoplastic resin, derived by the polymerization of vinyl chloride: used chiefly for thin coatings, insulation, and pipings.
- process scheduling — multitasking
- psychogalvanometer — a type of galvanometer for detecting and measuring psychogalvanic currents.
- residential school — (in Canada) a boarding school maintained by the Canadian government for Indian and Inuit children from sparsely populated settlements
- root canal therapy — endodontics.
- rotary clothesline — an apparatus of radiating spokes that support lines on which clothes are hung to dry
- rubbish collection — the collection of domestic refuse for disposal
- school for scandal — a comedy of manners (1777) by Richard Brinsley Sheridan.
- school of motoring — a centre where people pay for lessons to learn to drive
- second-hand dealer — a person who deals in second-hand things, such as cars, or furniture
- secondary syphilis — the second stage of syphilis, characterized by eruptions of the skin and mucous membrane.
- self-comprehending — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- senior high school — a school attended after junior high school and usually consisting of grades 10 through 12.
- shrubby cinquefoil — a small shrub, Potentilla fruticosa, of the rose family, native to the Northern temperate region, having pinnate leaves and numerous, showy, bright-yellow flowers.
- shugart technology — Seagate Technology
- sling psychrometer — a psychrometer so designed that the wet-bulb thermometer can be ventilated, to expedite evaporation, by whirling in the air.
- stockholm syndrome — an emotional attachment to a captor formed by a hostage as a result of continuous stress, dependence, and a need to cooperate for survival.
- store launch event — A store launch event is a special event, which publicizes the opening of a new store and at which discounts and free samples may be offered.
- strathclyde region — a former local government region in W Scotland: formed in 1975 from Glasgow, Renfrewshire, Lanarkshire, Buteshire, Dunbartonshire, and parts of Argyllshire, Ayrshire, and Stirlingshire; replaced in 1996 by the council areas of Glasgow, Renfrewshire, East Renfrewshire, Inverclyde, North Lanarkshire, South Lanarkshire, Argyll and Bute, East Dunbartonshire, West Dunbartonshire, North Ayrshire, South Ayrshire, and East Ayrshire
- stretch one's legs — either of the two lower limbs of a biped, as a human being, or any of the paired limbs of an animal, arthropod, etc., that support and move the body.
- teacher evaluation — the process of vetting teachers to maintain teaching standards
- telephone receiver — a device, as in a telephone, that converts changes in an electric current into sound.
- tetrachloromethane — carbon tetrachloride.
- the electronic age — the electronic age began when electronic equipment, including computers came into use
- the north atlantic — the northern part of the Atlantic Ocean, especially the waters separating North America and Europe
- thermoluminescence — phosphorescence produced by the heating of a substance.
- thermonuclear bomb — hydrogen bomb.
- vermilion rockfish — a scarlet-red rockfish, Sebastes miniatus, inhabiting waters along the Pacific coast of North America, important as a food fish.
- wheelchair housing — housing designed or adapted for a chairbound person
- with flying colors — with flying colors, with an overwhelming victory, triumph, or success: He passed the test with flying colors.
- world championship — an international competition in a particular sport or activity for people all around the world