Threshold may refer to:

• Absolute threshold
• Difference threshold
• Action potential threshold, point of the membrane potential curve at which action potential is initiated
• Terminal threshold
• Threshold of paina sound pressure level

In psychophysics various sensory thresholds have been studied including:

• Auditory thresholds
• Critical flicker fusion threshold
• Odor detection threshold
• Olfactory thresholds
• Pain thresholds
• Visual thresholds
• Vibrotactile thresholds

See alsoEdit

• Perceptual measures
• Sensory adaptation
• Threshold of consciousness
• Determination of thresholds