Webster's Revised Unabridged Dictionary · 1913

Thalline

Thalline , adjective

(Botany) Consisting of a thallus.

Thalline , noun

[Greek {not transcribed} a young shoot or branch.]

(Chemistry) An artificial alkaloid of the quinoline series, obtained as a white crystalline substance, C10H13NO, whose salts are valuable as antipyretics; -- so called from the green color produced in its solution by certain oxidizing agents.