<p><strong>Verb</strong></p><ul><li>(used with object) to seize (a person) by legal authority or warrant; take into custody: The police arrested the burglar.</li><li>Synonyms: apprehend</li><li>to catch and hold; attract and fix; engage: The loud noise arrested our attention.</li><li>Synonyms: occupy, rivet, secure</li><li>to check the course of; stop; slow down: to arrest progress.</li><li>Synonyms: stay</li><li>Medicine/Medical: to control or stop the active progress of (a disease): The new drug did not arrest the cancer.</li></ul><p><strong>Noun</strong></p><ul><li>the taking of a person into legal custody, as by officers of the law.</li><li>Synonyms: imprisonment, apprehension, detention</li><li>any seizure or taking by force.</li><li>an act of stopping or the state of being stopped: the arrest of tooth decay.</li><li>Synonyms: check, stay, halt, stoppage</li><li>Machinery: any device for stopping machinery; stop.</li></ul>