Etymology: < Anglo-Norman and Old French, Middle French acord, accord (in Anglo-Norman and Old French, Middle French also acorde, feminine noun; French accord ) formal treaty affirmed by an oath, agreement between people, harmony, concord (a1160 in Old French as acort ), (in music) agreement in pitch and tone, harmony (1268 or earlier; 1538 in sense ‘chord’), harmonious song or chant (1332), assent, consent (a1377 or earlier; first attested later than in English in the meaning ‘accordance, harmony (of things)’: 1538) < acorder , accorder accord v. Compare post-classical Latin accordia , accordium , accordum , acordia , acordum (from 1241 in continental sources; 1299 in a British source; probably < French), Old Occitan acort (12th cent. or earlier), Catalan acord (c1270), Spanish acuerdo (c1230), Portuguese acordo (1278), Italian accordo (beginning of the 13th cent. as †acordo ); also, in musical uses (probably after French), Spanish acorde (a1460), Portuguese acorde (1649). The French noun was also borrowed into other Germanic languages; compare e.g. Middle Dutch acorde , accorde , accort , etc. (Dutch akkoord ), Middle High German accord (German Akkord , †Accord ). With sense 3 compare later chord n.² Compare also the antonym discord n.

Etymology: < acord, past participle of accord v. (compare forms at that entry). Compare accorded adj.

Etymology: < Anglo-Norman and Old French acorder, Anglo-Norman and Middle French accorder (French accorder ) to reconcile (people) in conflict or disagreement (1100), to attune (a voice or instrument) to (another voice or instrument) (second half of the 12th cent. in Anglo-Norman; not paralleled in continental French until later: 14th cent.), to be in accord or agreement with each other (1170 of things; first half of the 13th cent. of people), to agree upon, arrange (a judgement, decision) (late 12th cent.; frequently in passive), to be similar or identical (late 12th cent.), to tune (an instrument) (end of the 12th cent. or earlier), to be suitable or fitting (13th cent. or earlier used intransitively; 13th or 14th cent. or earlier used reflexively), to come to an agreement (13th cent. or earlier), to agree to do something (late 13th cent. or earlier, used reflexively, in acorder que ), apparently < post-classical Latin accordare to bring into agreement, (used reflexively) to come into agreement (although this is apparently first attested later: early 13th cent.; from early 14th cent. in British sources), alteration (with prefix substitution: see ac- ac- prefix) of classical Latin concordāre concord v. Compare Old Occitan acordar (13th cent.), Catalan acordar (c1200), Spanish acordar (a1207 or earlier), Portuguese acordar (13th cent.), Italian accordare (beginning of the 13th cent. as †acordare ). Compare later cord v.²The spelling with double medial consonant -cc- in English (from the late 14th cent.) and French is after Latin spelling conventions. With sense 5 compare classical Latin convenit (see convene v.). In branch II. apparently by confusion with record v.¹ (compare record v.¹ IV.).