Definition

1. Adjective:
   • Relating to or caused by or having a calculus or calculi: Pertaining to the presence, formation, or nature of a stony concretion, typically found in the body (e.g., in the kidneys or gallbladder).

Usage

• The adjective "calculous" is a medical term used to describe conditions, diseases, or anatomical states characterized by the presence of stones (calculi). It is most commonly used attributively before nouns like "disease," "colic," or "cholecystitis."
• It is a formal, technical term primarily used in medical literature, diagnoses, and discussions.

Examples

• The patient was diagnosed with calculous cholecystitis, requiring surgical intervention.
• Ultrasound revealed a calculous obstruction in the renal pelvis.
• His severe pain was attributed to calculous disease of the biliary tract.

Advanced Usage

• "Calculous pyelonephritis": A kidney infection occurring in the presence of renal stones.
• "Non-calculous": A term used to contrast conditions that are not caused by stones (e.g., non-calculous cholecystitis).

Variants and Related Words

• Calculus (noun): The stone or concretion itself. Plural: calculi.
  • Renal calculi are commonly known as kidney stones.
• Calculate (verb): To determine mathematically. (Note: This is a distinct word with a different meaning, sharing the Latin root , meaning "small stone," which was used in counting.)

Synonyms

• Lithic (pertaining to stone, especially in medical contexts like "lithic acid").
• Stone-forming (a more descriptive, less technical synonym).

Antonyms

• Non-calculous: Not related to or caused by stones.

Adjective

1. relating to or caused by or having a calculus or calculi