The word predicate is a noun and you can find the use of the word mostly in the subject of grammar. The word describes a part of a sentence that contains a verb and it makes the statement about the subject for which the verb refers to. The following bifurcation of the sentence can help you in understanding the word well: Jack went home. In this sentence 'went home' is called the predicate of the sentence and it refers to Jack, the subject.
Sometimes the word is also being used as a verb and when you are using it as such, it is mostly used in passive voice. The word is being used in association with 'upon something' and the idea it conveys is that of to base something on a particular belief.
Sometimes the word is also being used as a verb and when you are using it as such, it is mostly used in passive voice. The word is being used in association with 'upon something' and the idea it conveys is that of to base something on a particular belief.