acid. It is isolated as a heavy, soft, bluish white metal, easily oxidized in moist air, but preserved by
keeping under water. Symbol Tl. Atomic weight 203.7.
Thallogen
(Thal"lo*gen) n. [Gr. young shoot or branch, frond + -gen.] (Bot.) One of a large class
or division of the vegetable kingdom, which includes those flowerless plants, such as fungi, algæ, and
lichens, that consist of a thallus only, composed of cellular tissue, or of a congeries of cells, or even of
separate cells, and never show a distinction into root, stem, and leaf.
Thalloid
(Thal"loid) a. [Thallus + - oid.] (Bot.) Resembling, or consisting of, thallus.
Thallophyte
(Thal"lo*phyte) n. [Gr. young shoot + plant.] (Bot.) Same as Thallogen.
Thallous
(Thal"lous) a. (Chem.) Of or pertaining to thallium; derived from, or containing, thallium; specifically,
designating those compounds in which the element has a lower valence as contrasted with the thallic
compounds. [Written also thallious.]
Thallus
(||Thal"lus) n.; pl. Thalli [NL., fr. Gr. young shoot or branch, frond.] (Bot.) A solid mass of
cellular tissue, consisting of one or more layers, usually in the form of a flat stratum or expansion, but
sometimes erect or pendulous, and elongated and branching, and forming the substance of the thallogens.
Thammuz
(Tham"muz Tam"muz) n. [Heb. thammuz.]
1. A deity among the ancient Syrians, in honor of whom the Hebrew idolatresses held an annual lamentation.
This deity has been conjectured to be the same with the Phœnician Adon, or Adonis. Milton.
2. The fourth month of the Jewish ecclesiastical year, — supposed to correspond nearly with our month
of July.
Thamnophile
(Tham"no*phile) n. [Gr. qa`mnos a bush + fi`los loving.] (Zoöl.) A bush shrike.
Thamyn
(||Tha"myn) n. (Zoöl.) An Asiatic deer (Rucervus Eldi) resembling the swamp deer; — called
also Eld's deer.
Than
(Than) conj. [OE. than, thon, then, thanne, thonne, thenne, than, then, AS. ðanne, ðonne, ðænne;
akin to D. dan, OHG. danne, G. dann then, denn than, for, Goth. þan then, and to E. the, there,
that. See That, and cf. Then.] A particle expressing comparison, used after certain adjectives and
adverbs which express comparison or diversity, as more, better, other, otherwise, and the like. It
is usually followed by the object compared in the nominative case. Sometimes, however, the object
compared is placed in the objective case, and than is then considered by some grammarians as a preposition.
Sometimes the object is expressed in a sentence, usually introduced by that; as, I would rather suffer
than that you should want.
Behold, a greater than Solomon is here.
Matt. xii. 42.
Which when Beelzebub perceived, than whom,
Satan except, none higher sat.
Milton.
It's wiser being good than bad;
It's safer being meek than fierce;
It's fitter being sane than mad.
R.
Browning. Than
(Than), adv. Then. See Then. [Obs.] Gower.
Thanne longen folk to gon on pilgrimages.
Chaucer. Thanage
(Than"age) n. The district in which a thane anciently had jurisdiction; thanedom.
Thanatoid
(Than"a*toid) a. [Gr. qa`natos death + -oid.] Deathlike; resembling death. Dunglison.
