in-

pref. 不；无

prep. A prefix from Eng. prep. in, also from Lat. prep. in,；meaning in, into, on, among; as, inbred, inborn, inroad; incline,；inject, intrude. In words from the Latin, in- regularly becomes il-；before l, ir- before r, and im- before a labial; as, illusion,；irruption, imblue, immigrate, impart. In- is sometimes used with an；simple intensive force.；An inseparable prefix, or particle, meaning not, non-, un- as,；inactive, incapable, inapt. In- regularly becomes il- before l, ir-；before r, and im- before a labial.