Webster's Dictionary 1913

4753

Tridecane

Tri‐dec″ane (trī̍‐dĕk″ān), n. [Pref. tri- + Gr. � ten. So called from the number of carbon atoms in the molecule.] (Chem.) A hydrocarbon, C13H28, of the methane series, which is...

4754

Tridecatoic

Tri′dec‐a‐to″ic (trī̍′dĕk‐ȧ‐tō″ĭk), a. [Pref. tri- + Gr. δέκατοσ tenth.] (Chem.) Of, pertaining to, or designating, that acid of the fatty acids heterologous with tridecane. It ...

4755

Tridecatylene

Tri′de‐cat″y‐lene (trī̍′dē̍‐kăt″ĭ‐lēn), n. [Pref. tri-+ Gr. δέκατοσ tenth + E. ethylene.] (Chem.) A hydrocarbon, C13H26, of the ethylene series, corresponding to tridecane, and ...

4756

Trident

Tri″dent (trī″dent), n. [L. tridens, -entis; tri- (see Tri-) + dens tooth: cf. F. trident. See Tooth.] 1. (Class Myth.) A kind of scepter or spear with three prongs, — the commo...

4757

Trident (2)

Tri″dent, a. [L. tridens.] Having three teeth or prongs; tridentate.

4758

Tridentate

{ Tri‐den″tate (?), Tri‐den″ta‐ted (?), } a. [NL. tridentatus. See Trident.] Having three teeth; three-toothed. Lee.

4759

Tridented

Tri″dent‐ed (?), a. Having three prongs; trident; tridentate; as, a tridented mace. Quarles.

4760

Tridentiferous

Tri′dent‐if″er‐ous (?), a. [L. tridentifer; tridens trident + ferre to bear.] Bearing a trident.

4761

Tridentine

Tri‐den″tine (?), a. [From L. Tridentum Trent.] Of or pertaining to Trent, or the general church council held in that city.

4762

Tridiapason

Tri‐di′a‐pa″son (?), n. [Pref. tri- + diaposon.] (Anc. Mus.) A triple octave, or twenty-second. Busby.

4763

Tridimensional

Tri′di‐men″sion‐al (?), a. [Pref. tri- + dimensional.] (Chem.) Having three dimensions; extended in three different directions.

4764

Triding

Tri″ding (?), n. A riding. See Trithing.

4765

Triduan

Trid″u‐an (?), a. [L. triduanus, fr. triduum space of three days; tri- + dies day.] Lasting three lays; also, happening every third day. Blount.

4766

Tridymite

Trid″y‐mite (?), n.(Min.) Pure silica, like quartz, but crystallizing in hexagonal tables. It is found in trachyte and similar rocks.

4767

Tried

Tried (?), imp. & p. p. of Try. Also adj. Proved; tested; faithful; trustworthy; as, a tried friend.

4768

Triedral

Tri‐e″dral (?), a. See Trihedral.

4769

Triennial

Tri‐en″ni‐al (?), a. [L. triennium the space of three years; tri- (see Tri-) + annus year. See Annual.] 1. Continuing three years; as, triennial parliaments; a triennial reign. ...

4770

Triennial (2)

Tri‐en″ni‐al, n. Something which takes place or appears once in three years.

4771

Triennially

Tri‐en″ni‐al‐ly, adv. Once in three years.

4772

Triens

‖Tri″ens (?), n. [L., from tres, tria, three.] (Rom. Antiq.) A Roman copper coin, equal to one third of the as. See 3d As, 2.

4773

Trier

Tri″er (?), n. [From Try.] 1. One who tries; one who makes experiments; one who examines anything by a test or standard. Boyle.2. One who tries judicially.3. (Law) A person appo...

4774

Trierarch

Tri″er‐arch (?), n. [L. trierarchus, Gr. �; � a trireme + � a leader, a chief.] (Gr. Antiq.) (a) The commander of a trireme. (b) At Athens, one who (singly, or jointly with othe...

4775

Trierarchy

Tri″er‐arch′y (?), n.; pl.Trierarchises (#). The office duty of a trierarch.

4776

Trieterical

Tri′e‐ter″ic‐al (?), a. [L. trietericus, Gr. �, fr. � (sc. �) a triennial festival; � (see Tri-.) + � a year.] Kept or occurring once in three years; triennial. J. Gregory.

4777

Trieterics

Tri′e‐ter″ics (?), n. pl. [L. trieterica, pl., fr. Gr. � of a triennial festival.] (Class. Antiq.) Festival games celebrated once in three years. May.

4778

Triethylamine

Tri‐eth′yl‐am″ine (?), n. [Pref. tri- + ethylamine.] (Chem.) A tertiary amine analogous to trimethylamine.

4779

Trifacial

Tri‐fa″cial (?), a. [Pref. tri- + facial.] (Anat.) See Trigeminal.