abortus

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Definition

Noun: 1. A human fetus expelled or removed from the uterus before it is viable, typically weighing less than 0.5 kilograms. This term is used in medical and biological contexts to refer specifically to the product of an abortion or miscarriage, particularly one that occurs before the fetus can survive outside the womb.

Usage Examples
  • Noun:
    • The pathologist examined the abortus to determine the cause of the spontaneous abortion.
    • The study focused on chromosomal abnormalities found in abortuses from first-trimester pregnancies.
Advanced Usage
  • The term is primarily used in clinical, pathological, and research settings. It is a technical term and is not typically used in everyday conversation.
  • It is often used in the plural form abortuses when referring to multiple instances.
Variants and Related Words
  • Abortion (n): The medical process of ending a pregnancy so it does not result in a live birth; also used to refer to the spontaneous termination of a pregnancy (miscarriage).
  • Abortifacient (n/adj): (A substance) causing abortion.
Synonyms
  • Fetus (specifically a non-viable one)
  • Embryo (in early stages; the term "abortus" can apply to both embryo and fetus stages depending on development)
  • Conceptus (a more general term for the product of conception at any stage)
Notes on Meaning
  • The term is neutral and descriptive in medical terminology but can be considered sensitive or clinical-sounding in non-medical contexts.
  • Its defining characteristic in the provided context is the weight threshold (less than 0.5 kg), which correlates with a stage before independent viability.
Noun
  1. a human fetus whose weight is less than 0.5 kilogram when removed or expelled from the mother's body