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Sulphocyanic

Of, pertaining to, derived from, or designating, a sulphacid, HSCN, analogous to cyanic acid, and obtained as a colorless deliquescent crystalline substance, having a bitter saline taste, and not poisonous.

Sulphonal

A substance employed as a hypnotic, produced by the union of mercaptan and acetone.

Sulphone

Any one of a series of compounds analogous to the ketones, and consisting of the sulphuryl group united with two hydrocarbon radicals; as, dimethyl sulphone, (CH/)/.SO/.

Sulphonic

Pertaining to, or derived from, a sulphone; -- used specifically to designate any one of a series of acids (regarded as acid ethereal salts of sulphurous acid) obtained by the oxidation of the mercaptans, or by treating sulphuric acid with certain aromatic bases (as benzene); as, phenyl sulphonic acid, C6H5.SO2.OH, a stable colorless crystalline substance.

Sulphonium

A hypothetical radical, SH3, regarded as the type and nucleus of the sulphines.

Sulphophosphoric

Of, pertaining to, or designating, a hypothetical sulphacid of phosphorus, analogous to phosphoric acid, and known in its salts.

Sulphophosphorous

Of, pertaining to, or designating, a hypothetical acid of phosphorus, analogous to phosphorous acid, and known in its salts.

Sulphostannic

Of, pertaining to, or designating, a sulphacid of tin (more exactly called metasulphostannic acid), which is obtained as a dark brown amorphous substance, H/SnS/, forming a well-known series of salts.

Sulphotungstic

Of, pertaining to, or designating, hypothetical sulphacid of tungsten (called also sulphowolframic acid), analogous to sulphuric acid, and known in its salts.

Sulphovinic

Of, pertaining to, and formerly designating, ethylsulphuric acid.

Sulphur

A nonmetallic element occurring naturally in large quantities, either combined as in the sulphides (as pyrites) and sulphates (as gypsum), or native in volcanic regions, in vast beds mixed with gypsum and various earthy materials, from which it is melted out. Symbol S. Atomic weight 32. The specific gravity of ordinary octohedral sulphur is 2.05; of prismatic sulphur, 1.96.

Sulphur-bottom

A very large whalebone whale of the genus Sibbaldius, having a yellowish belly; especially, Sibbaldius sulfureus of the North Pacific, and Sibbaldius borealis of the North Atlantic; -- called also sulphur whale.

Sulphuration

The act or process of combining or impregnating with sulphur or its compounds; also, the state of being so combined or impregnated.

Sulphurator

An apparatus for impregnating with, or exposing to the action of, sulphur; especially, an apparatus for fumigating or bleaching by means of the fumes of burning sulphur.

Sulphureous

Consisting of sulphur; having the qualities of sulphur, or brimstone; impregnated with sulphur.

Sulphuret

A sulphide; as, a sulphuret of potassium.

Sulphureted

Combined or impregnated with sulphur; sulphurized.

Sulphuric

Of or pertaining to sulphur; as, a sulphuric smell.

Sulphuring

Exposure to the fumes of burning sulphur, as in bleaching; the process of bleaching by exposure to the fumes of sulphur.

Sulphurize

To combine or impregnate with sulphur or any of its compounds; as, to sulphurize caoutchouc in vulcanizing.

Sulphury

Resembling, or partaking of the nature of, sulphur; having the qualities of sulphur.

Sulphuryl

The hypothetical radical SO2; -- called also sulphon.

Sulphydrate

A compound, analogous to a hydrate, regarded as a salt of sulphydric acid, or as a derivative of hydrogen sulphide in which one half of the hydrogen is replaced by a base (as potassium sulphydrate, KSH), or as a hydrate in which the oxygen has been wholly or partially replaced by sulphur.

Sulphydric

Of, pertaining to, or designating, hydrogen sulphide, which is regarded as an acid, especially when in solution.

Sulpician

One of an order of priests established in France in 1642 to educate men for the ministry. The order was introduced soon afterwards into Canada, and in 1791 into the United States.

Sultan

A ruler, or sovereign, of a Mohammedan state; specifically, the ruler of the Turks; the Padishah, or Grand Seignior; -- officially so called.

Sultana

The wife of a sultan; a sultaness.

Sultanate

The rule or dominion of a sultan; sultanship.

Sultry

Very hot, burning, and oppressive; as, Libya's sultry deserts.

Sulu

A member of the most prominent tribe of the Moro tribes, occupying the Sulu Archipelago; also, their language.

Sum

To bring together into one whole; to collect into one amount; to cast up, as a column of figures; to ascertain the totality of; -- usually with up.

Sumach Sumac

Any plant of the genus Rhus, shrubs or small trees with usually compound leaves and clusters of small flowers. Some of the species are used in tanning, some in dyeing, and some in medicine. One, the Japanese Rhus vernicifera, yields the celebrated Japan varnish, or lacquer.

Sumatran

Of or pertaining to Sumatra or its inhabitants. A native of Sumatra.

Sumbul

The musky root of an Asiatic umbelliferous plant, Ferula Sumbul. It is used in medicine as a stimulant.

Sumerian

A native of lower Babylonia, anciently called Sumer.

Sumless

Not to be summed up or computed; so great that the amount can not be ascertained; incalculable; inestimable.

Summarize

To comprise in, or reduce to, a summary; to present briefly.

Summary

A general or comprehensive statement; an abridged account; an abstract, abridgment, or compendium, containing the sum or substance of a fuller account.

Summation

The act of summing, or forming a sum, or total amount; also, an aggregate.

Summer

To keep or carry through the summer; to feed during the summer; as, to summer stock.

Summer-fallow

To plow and work in summer, in order to prepare for wheat or other crop; to plow and let lie fallow.

Summerhouse

A rustic house or apartment in a garden or park, to be used as a pleasure resort in summer.

Summery

Of or pertaining to summer; like summer; as, a summery day.

Summist

One who sums up; one who forms an abridgment or summary.

Summit

The top; the highest point.

Summity

The height or top of anything.

Summon

To call, bid, or cite; to notify to come to appear; -- often with up.

Summoner

One who summons; one who cites by authority; specifically, a petty officer formerly employed to summon persons to appear in court; an apparitor.

Sump

A round pit of stone, lined with clay, for receiving the metal on its first fusion.

Sumph

A dunce; a blockhead.

Sumpitan

A kind of blowgun for discharging arrows, -- used by the savages of Borneo and adjacent islands.

Sumpter

Carrying pack or burdens on the back; as, a sumpter horse; a sumpter mule.

Sumptuary

Relating to expense; regulating expense or expenditure.

Sumptuous

Involving large outlay or expense; costly; expensive; hence, luxurious; splendid; magnificient; as, a sumptuous house or table; sumptuous apparel.

Sun

To expose to the sun's rays; to warm or dry in the sun; as, to sun cloth; to sun grain.

Sun-burner

A circle or cluster of gas-burners for lighting and ventilating public buildings.

Sun-dried

Dried by the heat of the sun; as, sun-dried tomatoes.

Sun-struck

Overcome by, or affected with, sunstroke; as, sun-struck soldiers.

Sunbird

Any one of numerous species of small brilliantly colored birds of the family Nectariniidae, native of Africa, Southern Asia, the East Indies, and Australia. In external appearance and habits they somewhat resemble humming birds, but they are true singing birds (Oscines). The sun bittern.

Sunbonnet

A bonnet, generally made of some thin or light fabric, projecting beyond the face, and commonly having a cape, -- worn by women as a protection against the sun.

Sunburn

The burning or discoloration produced on the skin by the heat of the sun; tan.

Suncup

A yellow flowered evening primrose (Taraxia ovata, syn. Oenothera ovata) native of California.

Sunday

Belonging to the Christian Sabbath.

Sunder

To expose to the sun and wind.

Sundew

Any plant of the genus Drosera, low bog plants whose leaves are beset with pediceled glands which secrete a viscid fluid that glitters like dewdrops and attracts and detains insects. After an insect is caught, the glands curve inward like tentacles and the leaf digests it. Called also lustwort.

Sundial

An instrument to show the time of day by means of the shadow of a gnomon, or style, on a plate.

Sundog

A luminous spot occasionally seen a few degrees from the sun, supposed to be formed by the intersection of two or more halos, or in a manner similar to that of halos.

Sundown

The setting of the sun; sunset.

Sundowner

A tramp or vagabond in the Australian bush; -- so called from his coming to sheep stations at sunset of ask for supper and a bed, when it is too late to work; -- called also traveler and swagman (but not all swagmen are sundowners).

Sundries

Many different or small things; sundry things.

Sundrops

Any one of the several species of Kneiffia, esp. Kneiffia fruticosa (syn. Oenothera fruticosa), of the Evening-primrose family, having flowers that open by daylight.

Sundry

Several; divers; more than one or two; various.

Sundryman

One who deals in sundries, or a variety of articles.

Sunfish

A very large oceanic plectognath fish (Mola mola, Mola rotunda, or Orthagoriscus mola) having a broad body and a truncated tail. Any one of numerous species of perch-like North American fresh-water fishes of the family Centrachidae. They have a broad, compressed body, and strong dorsal spines. Among the common species of the Eastern United States are Lepomis gibbosus (called also bream, pondfish, pumpkin seed, and sunny), the blue sunfish, or dollardee (Lepomis pallidus), and the long-eared sunfish (Lepomis auritus). Several of the species are called also pondfish. The moonfish, or bluntnosed shiner. The opah. The basking, or liver, shark. Any large jellyfish.

Sunflower

Any plant of the genus Helianthus; -- so called probably from the form and color of its flower, which is large disk with yellow rays. The commonly cultivated sunflower is Helianthus annuus, a native of America.

Sung

imp. p. p. of Sing.

Sunglass

A convex lens of glass for producing heat by converging the sun's rays into a focus.

Sunglow

A rosy flush in the sky seen after sunset.

Sunk

imp. p. p. of Sink.

Sunken

Lying on the bottom of a river or other water; sunk.

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