Ter`a*to"ma (?), n. [NL., fr. Gr. &?;, &?;, monster + -oma.] (Med.) A
tumor, sometimes found in newborn children, which is made up of a
heterigenous mixture of tissues, as of bone, cartilage and muscle.
Ter"bic (?), a. (Chem.) Of, pertaining to, or containing, terbium;
also, designating certain of its compounds.
Ter"bi*um (?), n. [NL., fr. Ytterby, in Sweden. See Erbium.] (Chem.) 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 (?), n. See Tierce.
Ter"cel (?), n. See Tiercel. Called also tarsel, tassel. Chaucer.
Terce"let (?), n. (Zoöl.) A male hawk or eagle; a tiercelet. Chaucer.
Ter"cel*lene (?), n. (Zoöl.) A small male hawk. [R.] Sir T. Browne.
Ter*cen"te*na*ry (?), a. [L. ter thirce + E. centenary.] Including, or
relating to, an interval of three hundred years. — n. The three
hundredth anniversary of any event; also, a celebration of such an
anniversary.
Ter"cet (?), n. [F., fr. It. terzetto, dim. of terzo, third, L.
tertius. See Tierce, and cf. Terzetto.] 1. (Mus.) A triplet. Hiles.