Definition

1. Noun:
   • A malignant tumor (a form of carcinoma) that develops in the mesothelium, the thin layer of tissue that lines the lungs, abdomen, heart, and other internal organs. This cancer is most commonly associated with prolonged exposure to asbestos fibers.

Usage Examples

• Noun:
  • The patient was diagnosed with mesothelioma after decades of working in shipbuilding.
  • Mesothelioma of the pleura, which affects the lining of the lungs, is the most common form.
  • Research into new treatments for mesothelioma is ongoing.

Advanced Usage

• The term is primarily used in medical, legal, and public health contexts. It is often specified by the location of the tumor, such as (lungs) or (abdomen).
• In legal contexts, it is frequently discussed in relation to occupational hazards, negligence, and compensation claims due to its strong causal link with asbestos exposure.

Variants and Related Words

• Mesothelial (adj): Pertaining to or of the nature of the mesothelium.
  • The biopsy confirmed the presence of mesothelial cells.
• Pleural Mesothelioma (n): A specific type of mesothelioma affecting the lining of the lungs (pleura).
• Peritoneal Mesothelioma (n): A specific type of mesothelioma affecting the lining of the abdominal cavity (peritoneum).

Synonyms

• Malignant mesothelioma
• Asbestos-related cancer (This is a descriptive synonym, not a precise medical term.)

Notes on Meaning

• Mesothelioma refers specifically to a cancer originating in the mesothelium. It is not a general term for any lung or abdominal cancer. Its defining characteristic in both medical and common usage is its strong etiological association with asbestos.

Noun

1. a form of carcinoma of the mesothelium lining lungs or abdomen or heart; usually associated with exposure to asbestos dust