Meaning & use
Limen
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The point at which a stimulus is just strong enough to be consciously perceived; a threshold.
See it in a sentence
The auditory limen for the tone was measured using a series of quiet beeps.
Below the perceptual limen, the flashing image registers only in the subconscious.
A note on using this word
"Limen" is Latin for "threshold" and gives us the related term "subliminal," meaning below the threshold of conscious awareness.
Words with a similar meaning
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