The Clue
Something the nose knows (4 letter answer)
The Answer
ODOR
Tags
Notes
The answer ODOR is very common and appears about once every 30 puzzles.
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Definition
ODOR as a noun:
1. (olfactory property, smell, aroma, odor, odour, scent) = any property detected by the olfactory system
2. (smell, odor, odour, olfactory sensation, olfactory perception) = the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form; "she loved the smell of roses"