Clear of contaminants

The answer to “Clear of contaminants” in the The Washington Post crossword is PURE — a 4-letter word. It most recently appeared in the The Washington Post crossword on August 15, 2026, a Saturday puzzle, at 43-Across. Below you'll find why that fill fits, every other answer we've recorded for this clue, and links into the puzzle it came from.

“Clear of contaminants” answer

PURE (4 letters)

Reveal the solution one letter at a time with the tiles above if you'd rather nudge yourself toward it than see the whole word at once. Just want it outright? The answer is PURE.

What does PURE mean?

Reading the plain dictionary sense of PURE is often the fastest way to see why it answers this clue.

When else has “Clear of contaminants” appeared?

The Washington Post reuses clues across dates, sometimes with a different answer depending on the grid. Here's where this exact clue has shown up, and what the answer was each time — handy when you're checking whether today's fill is the only one.

August 15, 2026 (most recent) → PURE. We haven't indexed another appearance of this exact clue yet.

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