Definition

1. Noun:
   • A class of vertebrates: "Class Amphibia" is the scientific taxonomic class comprising vertebrates that typically have a life cycle involving both aquatic and terrestrial stages. Members of this class are characterized by their ability to live on land but generally require water for breeding.
   • The group of amphibians: It refers to the collective group of cold-blooded animals such as frogs, toads, newts, salamanders, and caecilians.

Examples of Usage

• Noun:
  • Frogs and salamanders belong to Class Amphibia.
  • The study of Class Amphibia is crucial for understanding vertebrate evolution.
  • Class Amphibia includes species with permeable skin.

Advanced Usage

• "within Class Amphibia": used to specify something pertaining to this biological class.
  • There is significant diversity within Class Amphibia.
• "the decline of Class Amphibia": used in ecological contexts to discuss population trends.
  • Scientists are concerned about the global decline of Class Amphibia.

Variants and Related Words

• Amphibian (n): An individual animal belonging to Class Amphibia.
  • A frog is an amphibian.
• Amphibian (adj): Relating to or characteristic of amphibians.
  • The amphibian life cycle is complex.
• Amphibia: Often used synonymously with "Class Amphibia" in scientific literature.

Synonyms

• Amphibians: The common name for the animals in this class.
• The amphibian class: A descriptive synonym.

Related Phrases

• "Member of Class Amphibia": A phrase identifying an organism's taxonomic group.
  • The newt is a member of Class Amphibia.

Noun

1. the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians