PROPORTIONAL a.
Relating to, or securing, proportion. Hutton. 3. (Math.) Constituting a proportion; having the same, or a constant, ratio; as, proportional quantities; momentum is proportional to quantity of matter. Proportional logarithms, logistic logarithms. See under Logistic. -- Proportional scale, a scale on which are marked pa…
ROCK n. 2 definitions
iny lobster, and sea crayfish. -- Rock meal (Min.), a light powdery variety of calcite occuring as an efflorescence. -- Rock milk. (Min.) See Agaric mineral, under Agaric. -- Rock moss, a kind of lichen; the cudbear. See Cudbear. -- Rock oil. See Petroleum. -- Rock parrakeet (Zoöl.), a small Australian parrakeet (…