“Smell sensor”

Here is the verified answer to the Wall Street Journal Crossword clue “Smell sensor”, last seen on October 18, 2026.

Answer hidden — reveal below

N??E

A 4-letter across entry from the Sunday puzzle

The Answer

NOSE

The answer to “Smell sensor” is NOSE

Letters4

DirectionAcross

PublishedOct 18, 2026

Letter analysis

The clue “Smell sensor” appeared in the Wall Street Journal Crossword on Sunday, October 18, 2026 as a across entry. The verified answer is NOSE — a 4-letter word that begins with N and ends with E.

This answer contains 2 vowels and 2 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 “Smell sensor”?

The answer to the Wall Street Journal Crossword clue “Smell sensor” is NOSE — a 4-letter across entry from the October 18, 2026 puzzle.

How many letters is the answer?

NOSE has 4 letters — 2 vowels and 2 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.