the act of subjecting to experimental test in order to determine how well something works; "they agreed to end the testing of atomic weapons"
an examination of the characteristics of something; "there are laboratories for commercial testing"; "it involved testing thousands of children for smallpox"
a silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry
direct carefully and safely; "He navigated his way to the altar"
act as the navigator in a car, plane, or vessel and plan, direct, plot the path and position of the conveyance; "Is anyone volunteering to navigate during the trip?"; "Who was navigating the ship during the accident?"
lowest support of a structure; "it was built on a base of solid rock"; "he stood at the foot of the tower"
education or instruction in the fundamentals of a field of knowledge; "he lacks the foundation necessary for advanced study"; "a good grounding in mathematics"
an institution supported by an endowment
the basis on which something is grounded; "there is little foundation for his objections"
a score in American football; a player is tackled behind his own goal line
a safe place; "He ran to safety"
the state of being certain that adverse effects will not be caused by some agent under defined conditions; "insure the safety of the children"; "the reciprocal of safety is risk"