a combining form meaning “suffering,” “disease,” “feeling,” used in the formation of compound words:
before vowels path-, word-forming element meaning “Suffering, disease,” from Greek patho-, comb. form of pathos “suffering, disease” (see pathos).
patho- or path-
Disease; suffering: pathogen.
pathobiology path·o·bi·ol·o·gy (pāth’ō-bī-ŏl’ə-jē) n. The study or practice of pathology with greater emphasis on the biological than on the medical aspects.
pathoclisis path·o·clis·is (pāth’ə-klĭs’ĭs) n.
[path-uh-kyoo r] /ˈpæθ əˌkyʊər/ noun 1. Psychiatry. cessation of a neurosis with the appearance of an organic disease.
[path-uh-fawr-mik] /ˌpæθ əˈfɔr mɪk/ adjective 1. Pathology. pertaining to the beginning of a disease, especially to symptoms that occur in the preliminary stages of mental disease.