1. to give, feel, or show something in return for what someone has given or shown to you
Usage: third person singular present tense
2. to move backward and forward alternately
Usage: third person singular present tense; mechanical or technical contexts

Examples

• She always reciprocates when someone does her a favor.
• He loves her deeply, but she doesn’t reciprocate his feelings.
• The engine reciprocates as the pistons move up and down.
• When you smile at a baby, the baby usually reciprocates.
• The company reciprocates employee loyalty with good benefits.
• The machine reciprocates smoothly during operation.
• She reciprocates their kindness whenever possible.