13-letter words containing o, h, a, r
- smoke chamber — an enlarged area between the throat of a fireplace and the chimney flue.
- smooth-talker — a person who gets another person to do their bidding by using a slick, gently persuasive, practised, or competent manner
- snowshoe hare — a large-footed North American hare, Lepus americanus, that is white in winter and dark brown in summer.
- solar chariot — (in ancient Egypt) a chariot placed in the tomb of a king to transport him to the sun.
- solar heating — to heat (a building) by means of solar energy.
- soupfin shark — a requiem shark, Galeorhinus zyopterus, inhabiting the Pacific Ocean, valued for its fins, which are used by the Chinese in the preparation of a soup, and for its liver, which is rich in vitamin A.
- south african — of southern Africa.
- south america — a continent in the S part of the Western Hemisphere. About 6,900,000 sq. mi. (17,871,000 sq. km).
- south arabian — of or relating to the former South Arabia (now South Yemen) or its inhabitants
- south georgia — a British island in the S Atlantic, about 800 miles (1290 km) SE of the Falkland Islands. About 1000 sq. mi. (2590 sq. km).
- south-eastern — South-eastern means in or from the south-east of a region or country.
- southeasterly — coming from the south east
- southeastward — Also, southeastwards. toward the southeast.
- southern alps — a mountain range in New Zealand, on South Island: the highest range in Australasia. Highest peak: Mount Cook (also known as Aoraki or Aorangi), 3754 m (12 316 ft)
- southern cane — a stick or short staff used to assist one in walking; walking stick.
- southern toad — a common toad, Bufo terrestris, of the southeastern U.S., having prominent knoblike crests on its head.
- southwestward — Also, southwestwards. toward the southwest.
- spanish broom — a spiny, often leafless shrub, Genista hispanica, of the legume family, native to southern Europe, having clustered, golden-yellow flowers and hairy pods.
- spear-thrower — a flexible device for launching a spear, usually a short cord wound around the spear so that when thrown the weapon will rotate in the air.
- spectatorship — the state of being a spectator
- spectrography — a spectroscope for photographing or producing a representation of a spectrum.
- speleotherapy — a form of treatment for asthma sufferers that takes place in clinics in disused mines, in which the air is free of pollen, dust mites, and the other irritants that provoke an allergic reaction; used to reduce the risk of heart disease
- spermatophore — a capsule surrounding a mass of spermatozoa, produced by the male of various animal species and transferred to the female.
- spermatophyte — any of the Spermatophyta, a primary division or group of plants comprising those that bear seeds.
- spermatorrhea — abnormally frequent and involuntary nonorgasmic emission of semen.
- sportsmanship — the character, practice, or skill of a sportsman.
- staffordshire — a county in central England. 1154 sq. mi. (2715 sq. km). County seat: Stafford.
- staghorn fern — any of several epiphytic Old World ferns of the genus Platycerium, having broad, often antlerlike leaves and cultivated as a houseplant.
- steganography — the practice of concealing messages in such a way that only the sender and the recipient know that there is a message
- stereographer — a person who takes stereoscopic photographs.
- stone-hearted — stony-hearted.
- stony-hearted — hardhearted.
- stout-hearted — brave and resolute; dauntless.
- straightforth — straight or directly forward
- stratospheric — relating to the stratosphere
- strophiolated — having strophioles, caruncles
- sugar orchard — sugarbush (def 2).
- sulphonylurea — an antidiabetic drug used in treating type II diabetes, which acts by stimulating the production of insulin in the pancreas
- symbolography — the writing of symbolic characters or tracing of symbolic figures
- synarthrodial — synarthrosis.
- take the road — to begin a journey or tour
- take to heart — Anatomy. a hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs and slightly to the left and consisting of four chambers: a right atrium that receives blood returning from the body via the superior and inferior vena cavae, a right ventricle that pumps the blood through the pulmonary artery to the lungs for oxygenation, a left atrium that receives the oxygenated blood via the pulmonary veins and passes it through the mitral valve, and a left ventricle that pumps the oxygenated blood, via the aorta, throughout the body.
- tapestry moth — carpet moth.
- taphrogenesis — the process of forming rifts, resulting in regional faulting and subsidence
- tauromorphous — having the form of a bull
- tautochronism — the fact or quality of being a tautochrone
- tautochronous — having the character of a tautochrone
- tax authority — the official body that administers and collects a country's taxes
- temporal hour — a unit of time used in the Roman and Ottoman empires that divided the daylight into an equal number of hours, resulting in long summer hours and short winter hours.
- terpsichorean — pertaining to dancing.