[tri.lo.bite] n [ultim. fr. Gk trilobos three-lobed, fr. tri- + lobos lobe] (1832): any of numerous extinct Paleozoic marine arthropods (group Trilobita) having the segments of the body divided by furrows on the dorsal surface into three lobes
TRILOBITE
Meaning of TRILOBITE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012