Hydraulic
9 lettersadjectivemoderateUpdated February 2026
Definition
Relating to or operated by liquid (especially water or oil) moving through pipes or channels under pressure. Hydraulic systems are commonly used in machinery, brakes, and engineering applications.
“The construction crew used hydraulic jacks to lift the heavy steel beams into place.”
Related Words
Synonyms
fluid-poweredwater-poweredliquid-operated
Word Game Tips
🟩
Wordle
Contains 'H' at start, 'Y', and the pattern 'HYDR'; three vowels
🔤
Scrabble
Worth 18 points; high-value word with 'H' and 'Y' plus technical terminology
Explore Similar Words
Try These Tools
Dictionary References
Look up hydraulic in an authoritative dictionary for full definitions, pronunciation, and etymology.

Ready to test your word skills?
Download Word Challenge and challenge yourself with our daily word puzzles. Guess the hidden word in six tries or fewer!