intermarriage Copy link • intermarriage: connūbium (in legal sense, the right of i., as between patricians and plebeians): cf. Cic. Rep. 2, 37, connubia ut ne plebi et patribus essent sanxerunt (they made such i. illegal): he brought forward a bill to legalise the i. of the orders, de connubio patrum et plebis rogationem promulgavit, Liv. 4, init. Phr.: families connected by i., *matrimoniis inter se conjunctae familiae.