adjective
definition
Not able to be perceived by the senses (especially by touch); intangible or insubstantial.
definition
Not easily grasped or understood.
Examples of impalpable in a Sentence
Little things, almost impalpable, had happened to justify that doubt.
The soul was conceived to be a facsimile of the body, sometimes no less material, sometimes more subtle but yet material, sometimes altogether impalpable and intangible.
Then the " hamattan," or hot, dry wind from the Sahara, begins and brings with it clouds of impalpable dust.
The elastic impalpable stuff of the spirit-body is apparently capable of compression or expansion, just as Athena can transform herself into a bird.
Defoe possessed genius, and his secret is at the last as impalpable as the secret of genius always is.
The word "alcohol" is of Arabic origin, being derived from the particle al and the word kohl, an impalpable powder used in the East for painting the eyebrows.
They can take food, though the crudest form of this belief soon passes into the more refined notion that they consume the impalpable essence of the meals provided for them.