The Collaborative International Dictionary
Ex-votos
Ex-voto \Ex`-vo"to\, n.; pl. Ex-votos (-t["o]z). [L. ex out of, in accordance with + voto, abl. of votum a vow.] An offering to a church in fulfillment of a vow.
Wiktionary
ex-votos
n. (plural of ex-voto English)