a. Zool. [f. TRI- + L. līneāt-us streaked, striped, f. līnea LINE: see -ATE2 2.] Marked with three lines or streaks. So Trilineated a.
1802. Shaw, Gen. Zool., III. 543. Trilineated Snake marked throughout the whole length by three black lines or narrow stripes Native of Africa. Ibid. (1803), IV. 472. Trilineated Sparus with the body marked on each side by three longitudinal spotted brown lines.
1891. Cent. Dict., Trilineate.