“Having two flat surfaces always equidistant, as a sheet of glass”

Here is the verified answer to the Wall Street Journal Crossword clue “Having two flat surfaces always equidistant, as a sheet of glass”, last seen on August 17, 2026.

Answer hidden — reveal below

P???????????L

A 13-letter across entry from the Monday puzzle

The Answer

PLANEPARALLEL

The answer to “Having two flat surfaces always equidistant, as a sheet of glass” is PLANEPARALLEL

Letters13

DirectionAcross

PublishedAug 17, 2026

Letter analysis

The clue “Having two flat surfaces always equidistant, as a sheet of glass” appeared in the Wall Street Journal Crossword on Monday, August 17, 2026 as a across entry. The verified answer is PLANEPARALLEL — a 13-letter word that begins with P and ends with L.

This answer contains 5 vowels and 8 consonants. Click through any related clue below to keep solving, or open the full answer key for the day from the link above.

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Frequently Asked Questions

What is the answer to “Having two flat surfaces always equidistant, as a sheet of glass”?

The answer to the Wall Street Journal Crossword clue “Having two flat surfaces always equidistant, as a sheet of glass” is PLANEPARALLEL — a 13-letter across entry from the August 17, 2026 puzzle.

How many letters is the answer?

PLANEPARALLEL has 13 letters — 5 vowels and 8 consonants.

Are these answers official?

WSJCrosswordAnswers.org is an independent reference site, not affiliated with the Wall Street Journal. We solve and verify each puzzle by hand before publishing.