前ぜん方ぽう端たんMeanings1nounleading edgecomputingComputing term for the forward edge of a signal, pulse, or waveform; contrasts with 後方端 (trailing edge).クロック信しん号ごうの前ぜん方ぽう端たんでデータがラッチされる。Data is latched on the leading edge of the clock signal.