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Webster 1913 Edition
Imponderable
Im-pon′der-a-ble
,Adj.
[Pref.
im-
not + ponderable
: cf. F. impondérable
.] Not ponderable; without sensible or appreciable weight; incapable of being weighed.
Im-pon′der-a-ble
,Noun.
(Physics)
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.
Webster 1828 Edition
Imponderable
IMPON'DERABLE
Definition 2024
impondérable
impondérable
See also: imponderable
French
Adjective
impondérable m, f (plural impondérables)
Noun
impondérable m, f (plural impondérables)