observed

Thân thiện

The scientist observed the reaction through the microscope.

Definition

1. Adjective:
   • Noticed or Perceived: Refers to something that has been seen, noticed, or witnessed.
   • Scientifically Noted or Recorded: Specifically refers to a fact, phenomenon, or behavior that has been scientifically discovered, witnessed, measured, or recorded.

Usage Examples

• Adjective:
  • The observed behavior of the birds changed with the seasons. (The behavior that scientists saw and recorded changed.)
  • There is a discrepancy between the predicted results and the observed data. (The data that was actually measured differs from what was expected.)
  • The doctor noted the patient's observed symptoms. (The symptoms that were seen and noted.)

Advanced Usage

• "As observed by...": Used to attribute a noticing or finding to a specific person or source.
  • As observed by the research team, the chemical reaction proceeds faster at higher temperatures.
• "It was observed that...": A formal or scientific construction to state a finding impersonally.
  • It was observed that the control group showed no significant change.

Variants and Related Words

• Observe (verb): To notice or perceive; to watch carefully; to make a scientific observation; to remark; to follow a rule or custom.
  • Scientists observe the stars. You should observe the speed limit.
• Observable (adjective): Able to be seen or noticed.
  • The effects are observable within minutes.
• Observation (noun): The act of observing; the data or record obtained from observing; a remark.
  • Her observation of the stars led to a new discovery. He made an astute observation.

Synonyms

• Noted: Recorded or noticed.
• Witnessed: Seen or observed directly.
• Perceived: Become aware of through the senses.
• Recorded: Set down in a permanent form.
• Ascertained (formal): Found out for certain through investigation.

Related Phrases

• Observed phenomenon: A fact or event that has been scientifically witnessed and recorded.
  • The northern lights are a widely observed phenomenon.
• Directly observed: Seen with one's own eyes, not inferred.
  • The event was directly observed by several independent witnesses.

Học thuật

Adjective

1. discovered or determined by scientific observation
   • variation in the ascertained flux depends on a number of factors
   • the discovered behavior norms
   • discovered differences in achievement
   • no explanation for the observed phenomena

Từ đồng nghĩa

• ascertained
• discovered