( a. )
Constituting a proportion; having the same, or a constant, ratio; as, proportional quantities; momentum is proportional to quantity of matter.
( a. )
Constituting a proportion; having the same, or a constant, ratio; as, proportional quantities; momentum is proportional to quantity of matter.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012