Dictionary.com
definitions

Rhea Silvia

or Re·a Sil·via

[ree-uh sil-vee-uh]
noun Roman Legend.
  1. a vestal virgin who became the mother, by Mars, of Romulus and Remus.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for rhea silvia

Rhea Silvia

Rea Silvia

noun
  1. Roman myth the mother of Romulus and Remus by MarsSee also Ilia
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012