Imponderability(n.) The quality or state of being imponderable; imponderableness.
Imponderable(a.) Not ponderable; without sensible or appreciable weight; incapable of being weighed.
Imponderable(n.) An imponderable substance or body; specifically, in the plural, a name formerly applied to heat, light, electricity, and magnetism, regarded as subtile fluids destitute of weight but in modern science little used.
Imponderableness(n.) The quality or state of being imponderable.
Imponderous(a.) Imponderable.
Words within imponderability