Look up phthisis in Wiktionary, the free dictionary.
Phthisis may refer to:
Mythology
edit- Phthisis (mythology), Classical/Greco-Roman personification of rot, decay and putrefaction
Medical terms
edit- Tuberculosis, an infectious disease, historically known as phthisis
- Phthisis bulbi, shrunken, nonfunctional eye
- Phthisis miliaris, miliary tuberculosis