leapfrog(noun) advancing as if in the child's game, by leaping over obstacles or competitors. the company still believes the chip is a leapfrog in integration and will pay huge dividends. leapfrog(verb) a game in which one child bends down and another leaps over. leapfrog(verb) jump across.
request for information (RFI) Definition A formal request for preliminary information for the purpose of evaluating potential bids for design services, construction services, or both.
An arc fault circuit interrupter (AFCI) is a circuit breaker that breaks the circuit when it detects an electric arc in the circuit it protects to prevent electrical fires. An AFCI selectively distinguishes between a harmless arc (incidental to normal operation of switches, plugs, and brushed motors), and a potentially dangerous arc (that can occur, for example, in a lamp cord which has a broken conductor).