When they are attached to other morphemes they change the meaning or the grammatical function of the word in some way, as just seen; when added to the beginning of a word or morphemes they are called prefixes, and when added to the end of a word or morpheme they are called suffixes.
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Prodigious(adj) of the nature of a prodigy; marvelous; wonderful; portentous. 2  Prodigious(adj) extraordinary in bulk, extent, quantity, or degree; very great; vast; huge; immense; as, a prodigious mountain; a prodigious creature; a prodigious blunder.
The definition I found for Provirus: a viral genome that has inserted itself into the DNA of the host (bacterial) cell. The definition for Prophage: The latent form of a temperate phage that is remaining within the lysogen (infected bacteria) and is integrated (inserted) into the host chromosome.