noun Classical Mythology.
- the oldest and wisest of the Greeks in the Trojan War and a king of Pylos.
- Greek myth the oldest and wisest of the Greeks in the Trojan War
- (sometimes not capital) a wise old man; sage
name for “old king renowned for wise counsel,” 1580s, from Greek, name of the aged and wise hero in the “Iliad,” king of Pylus, who outlived three generations. Klein says the name is literally “one who blesses,” and is related to nostimos “blessed;” Watkins connects it with the root of the first element in nostalgia.