What is "treaty of reciprocity"

Reciprocity \Rec`i*proc"i*ty\ (r[e^]s`[i^]*pr[o^]s"[i^]*t[y^]), n. [Cf. F. r['e]ciprocit['e]. See Reciprocal.]

1. Mutual action and reaction.

2. 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.

   Syn: Reciprocation; interchange; mutuality.