The definition of mercy is compassionate treatment, having a capacity to forgive or showing kindness.(noun)
An example of mercy is giving someone a milder punishment than they deserve because they are elderly.
See mercy in Webster's New World College Dictionary
noun pl. mercies
Origin: OFr merci < L merces, hire, payment, reward (in LL, mercy, pity, favor) < merx, wares: see market
See mercy in American Heritage Dictionary 4
noun pl. mer·cies
Origin: Middle English
Origin: , from Old French merci
Origin: , from Medieval Latin mercēs
Origin: , from Latin, reward.
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