In Latin "my Heart" is written as "meus Pectus pectoris". If you want to translate more words or sentences then check out the following site.
Latin Translator
This site gives you free translation services. Just write the word or sentece in the box, select the language and then click translate button.
Latin Translator
This site gives you free translation services. Just write the word or sentece in the box, select the language and then click translate button.