Adjective
1. capable of being perceived by the mind or senses;
"a perceptable limp""easily perceptible sounds""perceptible changes in behavior"2. easily perceived by the senses or grasped by the mind;
"a perceptible sense of expectation in the court""an obvious (or palpable) lie"3. easily seen or detected;
"a detectable note of sarcasm""he continued after a perceptible pause"