stentor

/'stentə/

Thân thiện

A stentor can be seen under a microscope in a drop of pond water.

Definition

1. Noun:
   • A trumpet-shaped ciliate protozoan: Any of several single-celled, microscopic organisms belonging to the genus Stentor, characterized by a trumpet-like shape.
   • A mythical Greek herald: In Greek mythology, a warrior known for his extraordinarily powerful voice, who died after losing a shouting contest to Hermes.
   • A very loud-voiced person: A person who speaks with an unusually loud or powerful voice.

Usage Examples

• Noun (Protozoan):
  • Under the microscope, we observed a stentor feeding on bacteria.
  • The stentor is a fascinating subject for study in microbiology.
• Noun (Mythological Figure):
  • In the myth, Stentor's voice was said to be as loud as fifty men.
  • The story of Stentor illustrates the ancient Greek fascination with heroic traits.
• Noun (Loud Person):
  • The teacher was a stentor whose voice could be heard across the entire playground.
  • You don't need to be a stentor; we can all hear you perfectly well.

Advanced Usage

• Used as a standard for loudness: The name "stentor" is often used metaphorically to describe extreme vocal volume.
  • His stentorian announcements could wake the dead. (Note: 'Stentorian' is the adjectival form).
• Scientific context: Used specifically in biology and protistology to refer to organisms of the genus .
  • The contractile vacuole of the stentor helps regulate its water content.

Variants and Related Words

• Stentorian (adjective): Describing a voice that is extremely loud and powerful.
  • The principal's stentorian command silenced the auditorium.

Synonyms

• Noun (Loud person): Bellower, roarer.
• Noun (Protozoan): Ciliate, protozoan (these are broader categories).

Related Phrases/Idioms

• A voice of stentor: An idiom describing someone with a very loud voice.
  • He addressed the crowd with a voice of stentor.

Học thuật

Noun

1. any of several trumpet-shaped ciliate protozoans that are members of the genus Stentor
2. the mythical Greek warrior with an unusually loud voice who died after losing a shouting contest with Hermes
3. a speaker with an unusually loud voice

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