the world > relative properties > quantity > increase in quantity, amount, or degree > [verb (transitive)] > increase temperature, volume, etc. (2)
figurative. to build up. transitive and intransitive. Of an electric current, volume of sound, etc.: to increase.
transitive. To increase the flow of (gas) to an appliance by turning a tap, handle, etc., originally so as to make a lamp burn more brightly; to…