ACTIVITY

Dictionary of Science, Literature and Art · 1842 · p. 1

The virtue or faculty of acting. The terra is used in physics to denote the promptitude of the action of one body on another. Thus we speak of the activity of an acid, of poisons, of the electric fluid, . Sphere qf activity, the space withm which the action of a body (of a jnagnel, for example) produces any sensible effect. ACTOR, [s. 25]