Pro*por"tion*a*ble (?), a.
Capable of being proportioned, or made proportional; also, proportional; proportionate.
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Pro*por"tion*a*ble*ness, n.
But eloquence may exist without a proportionable degree of wisdom.
Burke.
Proportionable, which is no longer much favored, was of our [i. e., English writers'] own coining.
Fitzed. Hall.
© Webster 1913.