అర్థం : Difficult or impossible to perceive or discern.
							ఉదాహరణ : 
							An indiscernible increase in temperature.
							
Perceptible by the senses or intellect.
Things happen in the earth and sky with no discernible cause.అర్థం : Barely able to be perceived.
							ఉదాహరణ : 
							The transition was almost indiscernible.
							An almost insensible change.
							
పర్యాయపదాలు : insensible, undetectable