RECIPROCATE v. 2 definitions
eably; to alternate. One brawny smith the puffing bellows plies, And draws and blows reciprocating air. Dryden. Reciprocating engine, a steam, air, or gas engine, etc., in which the piston moves back and forth; -- in distinction from a rotary engine, in which the piston travels continuously in one direction in a circul…
RECIPROCITY n. 2 definitions
Reciprocal advantages, obligations, or rights; reciprocation. Reciprocity treaty, or Treaty of reciprocity, a treaty concluded between two countries, conferring equal privileges as regards customs or charges on imports, or in other respects.