Synonyms: unmeasurable, unmeasured, immeasurable, immensurable
Definition: impossible to measure
Usage: unmeasurable reaches of outer space
Similar words: abysmal
Definition: very great; limitless
Usage: abysmal misery; abysmal stupidity
Similar words: measureless, limitless, illimitable
Definition: without limits in extent or size or quantity
Usage: limitless vastness of our solar system