The Collaborative International Dictionary of English v.0.48:
Zirbanit \Zir*ba*nit\, prop. n. (Babylonian mythology) The consort of Marduk. Syn: Sarpanitu, Zarpanit. [WordNet 1.5]WordNet (r) 3.0 (2006):
Zirbanit n 1: consort of Marduk [syn: Sarpanitu, Zirbanit, Zarpanit]