Definition

1. Noun:
   • A parasitic nematode worm: Ascaris lumbricoides is a species of roundworm that infects the intestines of humans and pigs. It is one of the most common human intestinal parasites worldwide.

Usage Examples

• Noun:
  • Infection with Ascaris lumbricoides is called ascariasis.
  • The life cycle of Ascaris lumbricoides involves migration through the lungs.
  • Public health programs aim to reduce the prevalence of Ascaris lumbricoides.

Advanced Usage

• Scientific/Medical Context: The term is used almost exclusively in medical, biological, and public health contexts to refer specifically to this parasite species.
  • The study focused on the drug resistance of Ascaris lumbricoides.

Variants and Related Words

• Ascaris (n): The genus to which this species belongs. Other species infect different animals.
• Ascariasis (n): The disease or medical condition caused by infection with .
• Roundworm (n): A common name for nematodes of the genus , though it can refer to other nematodes as well.

Synonyms

• Large roundworm (common name)
• Intestinal roundworm

Notes on Meaning

• This term has a single, specific scientific meaning. It does not have idiomatic or phrasal verb uses. It is always used as a proper noun, with the genus name () capitalized.

Noun

1. intestinal parasite of humans and pigs