Note: The blue titmouse (Parus coeruleus), the marsh titmouse (P. palustris), the crested titmouse (P. cristatus), the great titmouse (P. major), and the long tailed titmouse (Ægithalos caudatus), are the best-known European species. See Chickadee.

TITRATE
Ti"trate, v. t. [imp. & p. p. Titrated; p. pr. & vb. n. Titrating.]
Etym: [F. titrer, from titre standard, title. See Title, n.] (Chem.)

Defn: To analyse, or determine the strength of, by means of standard solutions. Cf. Standardized solution, under Solution.

TITRATED
Ti"tra*ted, a. (Chem.)

Defn: Standardized; determined or analyzed by titration; as, titrated solutions.

TITRATION
Ti*tra"tion, n. (Chem.)

Defn: The act or process of titrating; a substance obtained by titrating.

TITTER
Tit"ter, v. t. [imp. & p. p. Tittered; p. pr. & vb. n. Tittering.]
Etym: [Probably of imitative origin.]

Defn: To laugh with the tongue striking against the root of the upper teeth; to laugh with restraint, or without much noise; to giggle. A group of tittering pages ran before. Longfellow.

TITTER
Tit"ter, n.