Want of concord or agreement; absence of unity or harmony in sentiment or action; variance leading to contention and strife; disagreement; -- applied to persons or to things, and to thoughts, feelings, or purposes.
Union of musical sounds which strikes the ear harshly or disagreeably, owing to the incommensurability of the vibrations which they produce; want of musical concord or harmony; a chord demanding resolution into a concord.
To disagree; to be discordant; to jar; to clash; not to suit.
Small communities grow great through harmony, great ones fall to pieces through discord. Sallust
So what is discord at one level of your being is harmony at another level. Alan Watts
Medicine is the restoration of discordant elements; sickness is the discord of the elements infused into the living body. Leonardo da Vinci
Medicine to produce health must examine disease; and music, to create harmony must investigate discord. Plutarch
Discord or jealousy inhibits the ability of the Holy Ghost to teach us and inhibits our ability to receive light and truth. And the feelings of disappointment that invariably follow are the seeds of greater discord and faultfinding among those who expected a learning experience that did not come. Henry B. Eyring