Definition:(adjective) imperceptible to the senses or the mind; "an ####### cloud"; "####### shadows"; "####### distinctions"; "as ####### as a dream"(adjective satellite) not perceptible to the touch; "an ####### pulse" (adjective) incapable of being perceived by the senses especially the sense of touch; "the intangible constituent of energy"- James Jeans
| ** Please Select the best Word that fits the definition in the left column |