Sub system WSJ Crossword Clue

By Last Update: AUG 1, 2026 Follow on Google

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The most common and recent 5-letter answer for "Sub system" is SONAR.
The clue 'Sub system' is a play on words. 'Sub' refers to submarines, which often use SONAR (Sound Navigation and Ranging) to detect objects underwater. The term 'system' indicates that this is a method or technology used in submarines.
SONAR is a system that uses sound waves to detect and locate objects underwater.
Navigation aid, Underwater detection device, Echolocation technology, Submarine navigation aid, Underwater detection system
WSJ Crossword - February 20, 2025 - WSJ Crossword - November 08, 2025 - WSJ Crossword - August 01, 2026

The clue “Sub system” is a classic crossword staple, frequently appearing in puzzles like the WSJ crossword. For the puzzle dated August 1 2026, the definitive 5-letter answer is: SONAR.

Expert Tip: When you’re stuck, try to analyze the structure of the clue itself. Is it a direct definition, a pun, a fill-in-the-blank, or a pop culture reference? Identifying the type of clue you’re dealing with is a key skill for improving your solving speed.

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