- a female given name.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for eustacia
The subtle beauties of the heath were lost to Eustacia; she only caught its vapours.
Eustacia stepped a little out of the foot-track to let them pass.
But amid the circumstances of Eustacia's life it was as wonderful as a dream could be.
Eustacia was happy in the opportunity of staying a little longer.
"I know every word of it, I tell you," said Eustacia decisively.