1. To set a term or limit to; to form the extreme point or side of; to bound; to limit; as, to terminate a surface by a line. 2. To put an end to; to make to cease; as, to terminate an effort, or a controversy. 3. Hence, to put the finishing touch to; to bring to completion; to perfect. During this interval of calm and prosperity, he [Michael Angelo] terminated two figures of slaves, destined for ...