Meaning : Incapable of being perceived by the senses especially the sense of touch.
Example :
The intangible constituent of energy.
Synonyms : intangible
Meaning : Imperceptible to the senses or the mind.
Example :
An impalpable cloud.
Impalpable shadows.
Impalpable distinctions.
As impalpable as a dream.
Meaning : Not perceptible to the touch.
Example :
An impalpable pulse.