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ike those of the strawberry. -- Strawberry leaf. (a) The leaf of the strawberry. (b) The symbol of the rank or estate of a duke, because the ducal coronet is twined with strawberry leaves. "The strawberry leaves on her chariot panels are engraved on her ladyship's heart." Thackeray. -- Strawberry-leaf roller (Zoöl.),…

than calcium. It is chiefly employed (as in the nitrate) to color pyrotechnic flames red. Symbol Sr. Atomic weight 87.3. A radioactive isotope of strontium produced by certain nuclear reactions, and constituting one of the prominent harmful components of radioactive fallout from nuclear explosions; also called radiostr…

A number or mark placed opposite the lower part of a letter or symbol to distinguish the symbol; thus, a0, b1, c2, xn, have 0, 1, 2, and n as subindices.

below and usually to the right of other letters to distinguish them; as, a, n, 2, in the symbols Xa, An, Y2. See Suffix, n., 2, and Subindex.

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.

A symbol or ornament in the form of a Greek cross with the ends of the arms at right angles all in the same direction, and each prolonged to the height of the parallel arm of the cross. A great many modified forms exist, ogee and volute as well as rectilinear, while various decorative designs, as Greek fret or meander,…

A table of syllables; more especially, a table of the indivisible syllabic symbols used in certain languages, as the Japanese and Cherokee, instead of letters. S. W. Williams.

e, and fergusonite, and isolated as a dark powder which becomes steel-gray by burnishing. Symbol Ta. Atomic weight 182.0. Formerly called also tantalium.

tals, as with gold and silver in the mineral sylvanite, with mercury in Coloradoite, etc. Symbol Te. Atomic weight 125.2. Graphic tellurium. (Min.) See Sylvanite. -- Tellurium glance (Min.), nagyagite; -- called also black tellurium.

A symbol representing ten units, as 10, x, or X.

exist in certain minerals, as gadolinite and samarskite, with other rare ytterbium earth. Symbol Tr or Tb. Atomic weight 150.

roceeding by threes; consisting of three; as, the ternary number was anciently esteemed a symbol of perfection, and held in great veneration.

The mystic number four, which was often symbolized to represent the Deity, whose name was expressed by four letters among some ancient nations; as, the Hebrew JeHoVaH, Greek qeo`s, Latin deus, etc.

, bluish white metal, easily oxidized in moist air, but preserved by keeping under water. Symbol Tl. Atomic weight 203.7.

A symbol representing thirteen units, as 13 or xiii.

A symbol expressing thirty, as 30, or XXX.

etallic powder which burns in the air and forms thoria; -- formerly called also thorinum. Symbol Th. Atomic weight 232.0.

A symbol representing one thousand units; as, 1,000, M or CI.

A symbol representing three units, as 3 or iii. Rule of three. (Arith.) See under Rule, n.

, speculum metal, and other alloys. Its compounds are designated as stannous, or stannic. Symbol Sn (Stannum). Atomic weight 117.4.