Webster's Dictionary, 1913

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Sinologist noun A sinologue.

Sinologue noun [ From Latin Sinae , an Oriental people mentioned by Ptolemy, or Arabic Sin China or the Chinese + Greek ......... discourse; formed like theologue : confer French sinologue .] A student of Chinese; one versed in the Chinese language, literature, and history.

Sinology noun [ Confer French sinologie .] That branch of systemized knowledge which treats of the Chinese, their language, literature, etc.

Sinoper noun (Min.) Sinople.

Sinopia, Sinopis noun A red pigment made from sinopite.

Sinopite noun [ French, from Latin sinopis (sc. terra ), a red earth or ocher found in Sinope , a town in Paphlagoma, on the Black Sea, Greek .............] (Min.) A brickred ferruginous clay used by the ancients for red paint.

Sinople noun (Min.) Ferruginous quartz, of a blood-red or brownish red color, sometimes with a tinge of yellow.

Sinople noun [ French, from Late Latin sinopis . See Sinople a mineral.] (Her.) The tincture vert; green.

Sinque noun See Cinque . [ Obsolete] Beau. & Fl.

Sinsring noun (Zoology) Same as Banxring .

Sinter noun [ G. Confer Cinder .] (Min.) Dross, as of iron; the scale which files from iron when hammered; -- applied as a name to various minerals.

Calcareous sinter , a loose banded variety of calcite formed by deposition from lime-bearing waters; calcareous tufa; travertine. -- Ceraunian sinter , fulgurite. -- Siliceous sinter , a light cellular or fibrous opal; especially, geyserite (see Geyserite ). It has often a pearly luster, and is then called pearl sinter .

Sinto, Sintu Sin"to*ism Sin"to*ist See Shinto , etc.

Sintoc noun A kind of spice used in the East Indies, consisting of the bark of a species of Cinnamomum. [ Written also sindoc .]

Sinuate adjective [ Latin sinuatus , past participle of sinuare to wind, bend, from sinus a bend.] Having the margin alternately curved inward and outward; having rounded lobes separated by rounded sinuses; sinuous; wavy.

Sinuate intransitive verb [ imperfect & past participle Sinuated ; present participle & verbal noun Sinuating .] To bend or curve in and out; to wind; to turn; to be sinuous. Woodward.

Sinuated adjective Same as Sinuate .

Sinuation noun [ Latin sinuatio .] A winding or bending in and out.

Sinuose adjective Sinuous. Loudon.

Sinuosity noun ; plural Sinuosities . [ Confer French sinuosité .]
1. Quality or state of being sinuous.

2. A bend, or a series of bends and turns; a winding, or a series of windings; a wave line; a curve.

A line of coast certainly amounting, with its sinuosities , to more than 700 miles.
Sydney Smith.

Sinuous adjective [ Latin sinuosus , from sinus a bent surface, a curve: confer French sinueux . See Sinus .] Bending in and out; of a serpentine or undulating form; winding; crooked. -- Sin"u*ous*ly , adverb

Streaking the ground with sinuous trace.

Gardens bright with sinuous rills.

Sinupalliate adjective (Zoology) Having a pallial sinus. See under Sinus .

Sinus noun ; plural Latin Sinus , English Sinuses . [ Latin , a bent surface, a curve, the folds or bosom of a garment, etc., a bay. Confer Sine , noun ]
1. An opening; a hollow; a bending.

2. A bay of the sea; a recess in the shore.

3. (Anat. & Zoology) A cavity; a depression. Specifically: (a) A cavity in a bone or other part, either closed or with a narrow opening. (b) A dilated vessel or canal.

4. (Medicine) A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice.

5. (Botany) A depression between adjoining lobes.

» A sinus may be rounded, as in the leaf of the white oak, or acute, as in that of the red maple.

Pallial sinus . (Zoology) See under Pallial . -- Sinus venosus . [ Latin , venous dilatation.] (Anat.) (a) The main part of the cavity of the right auricle of the heart in the higher vertebrates. (b) In the lower vertebrates, a distinct chamber of the heart formed by the union of the large systematic veins and opening into the auricle.

Sinusoid noun [ Sinus + - oid .] (Geom.) The curve whose ordinates are proportional to the sines of the abscissas, the equation of the curve being y = a sin x . It is also called the curve of sines .

Sinusoidal adjective (Geom.) Of or pertaining to a sinusoid; like a sinusoid.

Siogoon noun See Shogun .

Siogoonate noun See Shogunate .

Sioux noun sing. & plural (Ethnol.) See Dakotas .

Sioux State North Dakota; -- a nickname.

Sip (sĭp) transitive verb [ imperfect & past participle Sipped (sĭpt); present participle & verbal noun Sipping .] [ Middle English sippen ; akin to OD. sippen , and Anglo-Saxon sūpan to sip, suck up, drink. See Sup , transitive verb ]
1. To drink or imbibe in small quantities; especially, to take in with the lips in small quantities, as a liquid; as, to sip tea. "Every herb that sips the dew." Milton.

2. To draw into the mouth; to suck up; as, a bee sips nectar from the flowers.

3. To taste the liquor of; to drink out of. [ Poetic]

They skim the floods, and sip the purple flowers.

Sip intransitive verb To drink a small quantity; to take a fluid with the lips; to take a sip or sips of something.

[ She] raised it to her mouth with sober grace;
Then, sipping , offered to the next in place.

Sip noun
1. The act of sipping; the taking of a liquid with the lips.

2. A small draught taken with the lips; a slight taste.

One sip of this
Will bathe the drooping spirits in delight
Beyond the bliss of dreams.

A sip is all that the public ever care to take from reservoirs of abstract philosophy.
De Quincey.

Sipage noun See Seepage . [ Scot. & U.S.]

Sipe (sīp) intransitive verb See Seep . [ Scot. & U.S.]

Siphilis noun (Medicine) Syphilis.

Siphoid noun [ Latin sipho a siphon + -oid : confer French vase siphoïde .] A siphon bottle. See under Siphon , noun

Siphon noun [ French siphon , Latin sipho , -onis , from Greek ......... a siphon, tube, pipe.]
1. A device, consisting of a pipe or tube bent so as to form two branches or legs of unequal length, by which a liquid can be transferred to a lower level, as from one vessel to another, over an intermediate elevation, by the action of the pressure of the atmosphere in forcing the liquid up the shorter branch of the pipe immersed in it, while the continued excess of weight of the liquid in the longer branch (when once filled) causes a continuous flow. The flow takes place only when the discharging extremity of the pipe ia lower than the higher liquid surface, and when no part of the pipe is higher above the surface than the same liquid will rise by atmospheric pressure; that is, about 33 feet for water, and 30 inches for mercury, near the sea level.

2. (Zoology) (a) One of the tubes or folds of the mantle border of a bivalve or gastropod mollusk by which water is conducted into the gill cavity. See Illust. under Mya , and Lamellibranchiata . (b) The anterior prolongation of the margin of any gastropod shell for the protection of the soft siphon. (c) The tubular organ through which water is ejected from the gill cavity of a cephaloid. It serves as a locomotive organ, by guiding and confining the jet of water. Called also siphuncle . See Illust. under Loligo , and Dibranchiata . (d) The siphuncle of a cephalopod shell. (e) The sucking proboscis of certain parasitic insects and crustaceans. (f) A sproutlike prolongation in front of the mouth of many gephyreans. (g) A tubular organ connected both with the esophagus and the intestine of certain sea urchins and annelids.

3. A siphon bottle.

Inverted siphon , a tube bent like a siphon, but having the branches turned upward; specifically (Hydraulic Engineering) , a pipe for conducting water beneath a depressed place, as from one hill to another across an intervening valley, following the depression of the ground. -- Siphon barometer . See under Barometer . -- Siphon bottle , a bottle for holding aërated water, which is driven out through a bent tube in the neck by the gas within the bottle when a valve in the tube is opened; -- called also gazogene , and siphoid . -- Siphon condenser , a condenser for a steam engine, in which the vacuum is maintained by the downward flow of water through a vertical pipe of great height. -- Siphon cup , a cup with a siphon attached for carrying off any liquid in it; specifically (Machinery) , an oil cup in which oil is carried over the edge of a tube in a cotton wick, and so reaches the surface to be lubricated. -- Siphon gauge . See under Gauge . -- Siphon pump , a jet pump. See under Jet , noun

Siphon transitive verb (Chemistry) To convey, or draw off, by means of a siphon, as a liquid from one vessel to another at a lower level.

Siphonage noun The action of a siphon.

Siphonal adjective Of or pertaining to a siphon; resembling a siphon.

Siphonal stomach (Zoology) , a stomach which is tubular and bent back upon itself, like a siphon, as in the salmon.

Siphonarid noun (Zoology) Any one of numerous species of limpet-shaped pulmonate gastropods of the genus Siphonaria . They cling to rocks between high and low water marks and have both lunglike organs and gills. -- Si`pho*na"rid , adjective

Siphonata noun plural [ New Latin ] (Zoology) A tribe of bivalve mollusks in which the posterior mantle border is prolonged into two tubes or siphons. Called also Siphoniata . See Siphon , 2 (a) , and Quahaug .

Siphonate adjective
1. Having a siphon or siphons.

2. (Zoology) Belonging to the Siphonata.

Siphonet noun (Zoology) One of the two dorsal tubular organs on the hinder part of the abdomen of aphids. They give exit to the honeydew. See Illust. under Aphis .

Siphonia noun [ New Latin ] (Botany) A former name for a euphorbiaceous genus ( Hevea ) of South American trees, the principal source of caoutchouc.

Siphoniata noun plural [ New Latin ] (Zoology) Same as Siphonata .

Siphonic adjective Of or pertaining to a siphon.

Siphonifer noun [ New Latin , from Latin sipho , -onis , siphon + ferre to bear.] (Zoology) Any cephalopod having a siphonate shell.

Siphoniferous adjective [ Siphon + -ferous .] (Zoology) Siphon-bearing, as the shell of the nautilus and other cephalopods.

Siphonium noun ; plural Siphonia . [ New Latin , from Greek ............, dim. of ............. See Siphon .] (Anat.) A bony tube which, in some birds, connects the tympanium with the air chambers of the articular piece of the mandible.

Siphonobranchiata noun plural [ New Latin See Siphon , and Branchia .] (Zoology) A tribe of gastropods having the mantle border, on one or both sides, prolonged in the form of a spout through which water enters the gill cavity. The shell itself is not always siphonostomatous in this group.