"synchronous" - key terms from Wikipedia

ac synchronous	motors
multiplexer with synchronous	reset
synchronous
synchronous	buck converter
synchronous	counter
synchronous	digital
synchronous	digital hierarchy
synchronous	electric
synchronous	http
synchronous	motor
synchronous	motors
synchronous	optical networking
synchronous	orbits
synchronous	rectification
synchronous	sequential
synchronous	serial communication
synchronous	spawning
synchronous	speed
synchronous	stream cipher
synchronous	terminals
synchronous	transport