Synonyms: land mine, booby trap, ground-emplaced mine
Definition: an explosive mine hidden underground; explodes when stepped on or driven over
Similar words: mine
Definition: explosive device that explodes on contact; designed to destroy vehicles or ships or to kill or maim personnel
Synonyms: pitfall, booby trap
Definition: an unforeseen or unexpected or surprising difficulty
Similar words: difficulty
Definition: a factor causing trouble in achieving a positive result or tending to produce a negative result
Usage: serious difficulties were encountered in obtaining a pure reagent