| Word | Definitions | Synonyms |
|---|---|---|
| phage | (noun) a virus that is parasitic (reproduces itself) in bacteria | Synonyms: bacteriophage |
| phagocyte | (noun) a cell that engulfs and digests debris and invading microorganisms | Synonyms: scavenger cell |
| phagocytosis | (noun) process in which phagocytes engulf and digest microorganisms and cellular debris; an important defense against infection | - |