The state of being invariable; constancy of state, condition, or quality; immutability; unchangeableness.(noun)
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Use "invariableness" in a sentence
"The idea of causality, which implies the universal necessity of causation, cannot be educed from experience, since necessity (as opposed to mere invariableness) cannot be known by experience; it is therefore an original principle in the mind."
"The universal idea possesses a fixity and invariableness of nature, whilst the sensuous image changes from moment to moment."
"The reconciliation of the apparently contradictory facts of the invariableness of the object and the variableness of its appearance is only possible in a space of three dimensions, in which, owing to perspective distortions and changes, these variations of projection can be reconciled with the consistency of the form of a body."