Loading word page…
Updated June 2026
The relative amounts of substances in a mixture or the action of focusing mental effort on a task. They represent degrees of density or intensity.
“High concentrations of pollutants in the river posed environmental concerns.”
Features 'IONS' ending with multiple common letters; contains 'CONCENTR' prefix
Worth 21 points; versatile for placement
Shorter words formed from the letters in “concentrations”.
Look up concentrations in an authoritative dictionary for full definitions, pronunciation, and etymology.

Download Word Challenge for unlimited word puzzles, a fresh Daily Challenge, and head-to-head multiplayer. Guess the hidden word in six tries or fewer!