TRAP


Meaning of TRAP in English

n. (in full trap-rock) any dark-coloured igneous rock, fine-grained and columnar in structure, esp. basalt.

[ Sw. trapp f. trappa stair, f. the often stairlike appearance of its outcroppings ]

Concise Oxford English dictionary.      Краткий оксфордский словарь английского языка.