Definify.com

Webster 1828 Edition

pp.

Persuaded in mind; satisfied with evidence; convicted.

convinced ‎(comparative more convinced, superlative most convinced)

In a state of believing, especially from evidence but not necessarily.
He was convinced he was a great singer, statements of others to the contrary.

In a state of believing, especially from evidence

convinced

simple past tense and past participle of convince
We convinced him with our skillful arguments and supporting evidence.