reciprocating

Meanings

Verb

• act, feel, or give mutually or in return
• alternate the direction of motion of
• present participle and gerund of reciprocate

Adj

• That moves back and forth or up and down.
• That has one or more pistons that move back and forth or up and down.
• Whose mechanism relies on a back and forth or up and down motion.
• Responding in kind.

Synonyms

reciprocal, reciprocate, reciprocatory