meaning of impalpable
1. Not palpable; that cannot be felt; extremely fine, so that no grit can be perceived by touch.
2. Not material; intangible; incorporeal.
3. Not apprehensible, or readily apprehensible, by the mind; unreal; as, impalpable distinctions.
4. imperceptible to the senses or the mind; "an impalpable cloud"; "impalpable shadows"; "impalpable distinctions"; "as impalpable as a
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