TITHONOGRAPHIC
Ti*thon`o*graph"ic, a. Etym: [Tithonic + -graph + -ic.]

Defn: Of, relating to, or produced by, the chemical action of rays of light; photographic.

TITHONOMETER
Tith`o*nom"e*ter, n. Etym: [Tithonic + -meter.]

Defn: An instrument or apparatus for measuring or detecting tithonicity; an actinometer. [R.]

TITHYMAL Tith"y*mal, n. Etym: [L. tithymalus a plant with a milklike sap, Gr. tithymale.] (Bot.)

Defn: Any kind of spurge, esp. Euphorbia Cyparissias.

TITI
Ti"ti, n. (Zoöl.)

Defn: Same as Teetee.

TITILLATE
Tit"il*late, v. t. & i. [imp. & p. p. Titillated; p. pr. & vb. n.
Titillating.] Etym: [L. titillatus, p.p. of titillare.]

Defn: To tickle; as, to titillate the nose with a feather.
The pungent grains of titillating dust. Pope.