transitive verb

1. to send away; cause or allow to leave
2. to remove or discharge from a duty, office, position, or employment
3. to put out of one's mind to dismiss one's fears
4. to remove from consideration or reject as lacking in importance or value to dismiss our suggestions as irrelevant
5. Law to discontinue or reject (a claim or action)

Etymology: ME dismissen < ML dismissus, pp. of dismittere, for L dimittere, to send away < dis-, from + mittere, to send: see mission