Webster's Dictionary, 1913

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Tenuirostres noun plural [ New Latin ] (Zoology) An artificial group of passerine birds having slender bills, as the humming birds.

Tenuis noun ; plural Tenues . [ New Latin , from Latin tenuis fine, thin. See Tenuous .] (Gr. Gram.) One of the three surd mutes κ, π, τ; -- so called in relation to their respective middle letters, or medials, γ, β, δ, and their aspirates, χ, φ, θ. The term is also applied to the corresponding letters and articulate elements in other languages.

Tenuity noun [ Latin tenuitas , from tenuis thin: confer French ténuité . See Tenuous .]
1. The quality or state of being tenuous; thinness, applied to a broad substance; slenderness, applied to anything that is long; as, the tenuity of a leaf; the tenuity of a hair.

2. Rarily; rareness; thinness, as of a fluid; as, the tenuity of the air; the tenuity of the blood. Bacon.

3. Poverty; indigence. [ Obsolete] Eikon Basilike.

4. Refinement; delicacy.

Tenuous adjective [ Latin tenuis thin. See Thin , and confer Tenuis .]
1. Thin; slender; small; minute.

2. Rare; subtile; not dense; -- said of fluids.

Tenure noun [ French tenure , Old French teneure , from French tenir to hold. See Tenable .]
1. The act or right of holding, as property, especially real estate.

That the tenure of estates might rest on equity, the Indian title to lands was in all cases to be quieted.
Bancroft.

2. (Eng. Law) The manner of holding lands and tenements of a superior.

» Tenure is inseparable from the idea of property in land, according to the theory of the English law; and this idea of tenure pervades, to a considerable extent, the law of real property in the United States, where the title to land is essentially allodial, and almost all lands are held in fee simple, not of a superior, but the whole right and title to the property being vested in the owner. Tenure, in general, then, is the particular manner of holding real estate, as by exclusive title or ownership, by fee simple, by fee tail, by courtesy, in dower, by copyhold, by lease, at will, etc.

3. The consideration, condition, or service which the occupier of land gives to his lord or superior for the use of his land.

4. Manner of holding, in general; as, in absolute governments, men hold their rights by a precarious tenure .

All that seems thine own,
Held by the tenure of his will alone.
Cowper.

Tenure by fee alms . (Law) See Frankalmoigne .

Teocalli noun ; plural Teocallis . [ Mexican.] Literally, God's house; a temple, usually of pyramidal form, such as were built by the aborigines of Mexico, Yucatan, etc.

And Aztec priests upon their teocallis
Beat the wild war-drums made of serpent's skin.
Longfellow.

Teosinte noun (Botany) A large grass ( Euchlæna luxurians ) closely related to maize. It is native of Mexico and Central America, but is now cultivated for fodder in the Southern United States and in many warm countries. Called also Guatemala grass .

Tepal noun [ French tépale , from pétale , by transposition.] (Botany) A division of a perianth. [ R.]

Tepee noun An Indian wigwam or tent.

Tepefaction noun Act of tepefying.

Tepefy transitive verb & i. [ imperfect & past participle Tepefied ; present participle & verbal noun Tepefying .] [ Latin tepere to be tepid + -fy ; confer Latin tepefacere . See Tepid .] To make or become tepid, or moderately warm. Goldsmith.

Tephramancy noun [ Greek ... ashes + - mancy .] Divination by the ashes of the altar on which a victim had been consumed in sacrifice.

Tephrite noun [ Greek ... ashes.] (Geol.) An igneous rock consisting essentially of plagioclase and either leucite or nephelite, or both.

Tephroite noun [ See Tephrosia .] (Min.) A silicate of manganese of an ash-gray color.

Tephrosia noun [ New Latin , from Greek ... ash- colored, from ... ashes.] (Botany) A genus of leguminous shrubby plants and herbs, mostly found in tropical countries, a few herbaceous species being North American. The foliage is often ashy-pubescent, whence the name.

» The Tephrosia toxicaria is used in the West Indies and in Polynesia for stupefying fish. T . purpurea is used medicinally in the East Indies. T . Virginia is the goat's rue of the United States.

Tepid adjective [ Latin tepidus , from tepere to be warm; akin to Sanskrit tap to be warm, tapas heat.] Moderately warm; lukewarm; as, a tepid bath; tepid rays; tepid vapors. -- Tep"id*ness , noun

Tepidity noun [ Confer French tépidité .] The quality or state of being tepid; moderate warmth; lukewarmness; tepidness. Jer. Taylor.

Tepor noun [ Latin , from tepere to be tepid.] Gentle heat; moderate warmth; tepidness. Arbuthnot.

Tequila noun An intoxicating liquor made from the maguey in the district of Tequila, Mexico.

Ter- A combining form from Latin ter signifying three times , thrice . See Tri- , 2.

Teraconic adjective [ Ter ebic + citr aconic .] (Chemistry) Pertaining to, or designating, an acid obtained by the distillation of terebic acid, and homologous with citraconic acid.

Teracrylic adjective [ Ter pene + acrylic .] (Chemistry) Of, pertaining to, or designating, an acid of the acrylic series, obtained by the distillation of terpenylic acid, as an only substance having a peculiar cheesy odor.

Teraph noun ; plural Teraphs See Teraphim .

Teraphim noun plural [ Hebrew terāphīm .] Images connected with the magical rites used by those Israelites who added corrupt practices to the patriarchal religion. Teraphim were consulted by the Israelites for oracular answers. Dr. W. Smith (Bib. Dict.).

Terapin noun (Zoology) See Terrapin .

Teratical adjective [ Greek ... a wonder.] Wonderful; ominous; prodigious. [ Obsolete] Wollaston.

Teratogeny noun [ Greek ..., ..., a wonder, monster + the root of ... to be born.] (Medicine) The formation of monsters.

Teratoid adjective [ Greek ..., ..., monster + -oid .] Resembling a monster; abnormal; of a pathological growth, exceedingly complex or highly organized. S. D. Gross.

Teratological adjective (Biol.) Of or pertaining to teratology; as, teratological changes.

Teratology noun [ Greek ..., ..., a wonder, monster + -logy : confer Greek ... a telling of wonders, and French tératologie .]
1. That branch of biological science which treats of monstrosities, malformations, or deviations from the normal type of structure, either in plants or animals.

2. Affectation of sublimity; bombast. [ Obsolete] Bailey.

Teratoma noun [ New Latin , from Greek ..., ..., monster + -oma .] (Medicine) A tumor, sometimes found in newborn children, which is made up of a heterigenous mixture of tissues, as of bone, cartilage and muscle.

Terbic adjective (Chemistry) Of, pertaining to, or containing, terbium; also, designating certain of its compounds.

Terbium noun [ New Latin , from Yt terby , in Sweden. See Erbium .] (Chemistry) A rare metallic element, of uncertain identification, supposed to exist in certain minerals, as gadolinite and samarskite, with other rare ytterbium earth. Symbol Tr or Tb. Atomic weight 150.

Terce noun See Tierce .

Tercel noun See Tiercel . Called also tarsel , tassel . Chaucer.

Tercelet noun (Zoology) A male hawk or eagle; a tiercelet. Chaucer.

Tercellene noun (Zoology) A small male hawk. [ R.] Sir T. Browne.

Tercentenary adjective [ Latin ter thirce + English centenary .] Including, or relating to, an interval of three hundred years. -- noun The three hundredth anniversary of any event; also, a celebration of such an anniversary.

Tercet noun [ French, from Italian terzetto , dim. of terzo , third, Latin tertius . See Tierce , and confer Terzetto .]
1. (Mus.) A triplet. Hiles.

2. (Poetry) A triplet; a group of three lines.

Tercine noun [ French, from Latin tertius the third.] (Botany) A cellular layer derived from the nucleus of an ovule and surrounding the embryo sac. Confer Quintine .

Terebate noun A salt of terebic acid.

Terebene noun (Chemistry) A polymeric modification of terpene, obtained as a white crystalline camphorlike substance; -- called also camphene . By extension, any one of a group of related substances.

Terebenthene noun (Chemistry) Oil of turpentine. See Turpentine .

Terebic adjective (Chemistry) Pertaining to, or obtained from, terbenthene (oil of turpentine); specifically, designating an acid, C 7 H 10 O 4 , obtained by the oxidation of terbenthene with nitric acid, as a white crystalline substance.

Terebilenic adjective (Chemistry) Of, pertaining to, or designating, a complex acid, C 7 H 8 O 4 , obtained as a white crystalline substance by a modified oxidation of terebic acid.

Terebinth noun [ Latin terbinthus , Greek ...: confer French térébinthe . Confer Turpentine .] (Botany) The turpentine tree.

Terebinthic adjective (Chemistry) Of or pertaining to turpentine; resembling turpentine; terbinthine; as, terbinthic qualities.

Terebinthinate adjective Impregnating with the qualities of turpentine; terbinthine.

Terebinthine adjective [ Latin terbinthinus , Greek ....] Of or pertaining to turpentine; consisting of turpentine, or partaking of its qualities.

Terebra noun ; plural English Terebras , Latin Terebræ . [ Latin , a borer.]
1. (Zoology) A genus of marine gastropods having a long, tapering spire. They belong to the Toxoglossa. Called also auger shell .

2. (Zoology) The boring ovipositor of a hymenopterous insect.