noun
- a system for determining position at sea by measuring the time it takes for sound signals to travel underwater between known points
Usage: nautical; technical
Examples
- The research vessel used sofar to track the movement of whales across the ocean.
- Sofar technology helped scientists map underwater currents in the Pacific.
- The submarine’s position was determined using sofar acoustic signals.
- Marine biologists rely on sofar systems to study deep-sea animal migration patterns.
- The sofar channel allows sound waves to travel great distances underwater.