from

preposition

1. Out of the neighborhood of; lessening or losing proximity to; leaving behind; by reason of; out of; by aid of; -- used whenever departure, setting out, commencement of action, being, state, occurrence, etc., or procedure, emanation, absence, separation, etc., are to be expressed. It is construed with, and indicates, the point of space or time at which the action, state, etc., are regarded as setting out or beginning; also, less frequently, the source, the cause, the occasion, out of which anything proceeds; -- the antithesis and correlative of <i>to</i>; as, it, is one hundred miles <i>from</i> Boston to Springfield; he took his sword <i>from</i> his side; light proceeds from the sun; separate the coarse wool <i>from</i> the fine; men have all sprung <i>from</i> Adam, and often go <i>from</i> good to bad, and <i>from</i> bad to worse; the merit of an action depends on the principle <i>from</i> which it proceeds; men judge of facts <i>from</i> personal knowledge, or <i>from</i> testimony.

   preposition

   Source: webster1913