oligochaeta

Thân thiện

An earthworm from the class Oligochaeta burrows through rich soil.

Definition

1. Noun:
   • A class of annelid worms: "Oligochaeta" is the scientific name for a class of segmented worms, primarily comprising earthworms and related freshwater species. They are characterized by having few bristles (chaetae) per body segment.
   • Earthworms: In common usage, "Oligochaeta" often refers specifically to earthworms, which are the most familiar members of this class.

Usage Examples

• Noun:
  • The soil's health is greatly improved by the presence of Oligochaeta.
  • Biologists study the anatomy of Oligochaeta to understand annelid evolution.

Advanced Usage

• In taxonomic context: Used formally in biological classification.
  • The phylum Annelida is divided into classes such as Polychaeta and Oligochaeta.

Variants and Related Words

• Oligochaete (noun): An individual worm belonging to the class Oligochaeta.
  • An earthworm is a common type of oligochaete.

Synonyms

• Earthworms (common term)
• Annelid worms (broader category)

Notes on Meaning

The term "Oligochaeta" is primarily a scientific, taxonomic term. In non-scientific contexts, "earthworms" is the far more common and understandable word.

Học thuật

Noun

1. earthworms

Từ đồng nghĩa

• Oligochaeta
• class Oligochaeta