以眼还眼 yǐyǎnhuányǎn an eye for an eye Definitions Defs Origin Strokes Stroke Words Sentences Sents 以 yǐ preposition by means of to use; by means of; with; using the tool or method introduced眼 yǎn noun eye eye; the visual organ of people or animals还 還 huán verbnoun to retaliate to do something in return; to strike back; to reciprocate a gesture眼 yǎn noun eye eye; the visual organ of people or animals