also Coblenz, city in Germany, founded by the Romans as a military outpost c. 8 B.C.E., from Latin ad confluentes "at the confluence" (see confluence); so named for its situation at the confluence of the Rhine and Moselle rivers.
"feeling of having previously experienced a present situation," 1903, from French déjà vu, literally "already seen." The phenomenon also is known as promnesia. Similar phenomena are déjà entendu "already heard" (of music, etc.), 1965; and déjà lu "already read" (1960).
c. 1300, "body or host of knights; knighthood in the feudal social system; bravery in war, warfare as an art," from Old French chevalerie "knighthood, chivalry, nobility, cavalry, art of war," from chevaler "knight," from Medieval Latin caballarius "horseman," from Latin caballus "nag, pack-horse" (see cavalier).
From late 14c. as "the nobility as one of the estates of the realm," also as the word for an ethical code emphasizing honor, valor, generosity and courtly manners. Modern use for "social and moral code of medieval feudalism" probably is an 18c. historical revival.
late 14c., "state of grievous affliction, condition of external unhappiness," from Old French misere "miserable situation, misfortune, distress" (12c.), from Latin miseria "wretchedness," from miser "wretched, pitiable" (see miser). Meaning "condition of one in great sorrow or mental distress" is from 1530s.