overactive

Thân thiện

A child with an overactive imagination builds a castle from pillows and blankets.

Definition

Adjective: * Excessively or abnormally active: Describing a state of activity, energy, or function that is significantly higher than what is considered normal or typical.

Usage

The adjective "overactive" is used to describe a person, a part of the body, or a process that is functioning with an intensity or frequency beyond the standard or healthy level. It often carries a neutral or slightly negative connotation, implying that the excess activity is problematic or disruptive.

Examples

• The doctor said her overactive thyroid was causing the rapid heartbeat and weight loss.
• An overactive imagination can be a source of creativity but also of unnecessary anxiety.
• The child's overactive behavior made it difficult for him to concentrate in class.
• After drinking coffee, my mind feels overactive and I can't relax.

Advanced Usage

• Medical/Physiological Context: Frequently used in medicine to describe glands, organs, or bodily systems.
  • An overactive bladder can significantly impact a person's quality of life.
• Metaphorical Use: Can be applied to non-physical concepts.
  • The market has been overactive this week, with unusually high trading volumes.

Variants and Related Words

• Overactivity (noun): The state or condition of being overactive.
  • The overactivity of the sebaceous glands can lead to oily skin.
• Hyperactive (adjective): A very close synonym, often used interchangeably, especially regarding behavior. "Hyperactive" is the more common term in psychology (e.g., ADHD: Attention-Deficit/Hyperactivity Disorder).

Synonyms

• Hyperactive
• Hyperkinetic
• Overstimulated
• Restless (in some contexts)

Antonyms

• Underactive
• Sluggish
• Lethargic
• Inactive

Học thuật

Adjective

1. more active than normal
   • a hyperactive child

Từ đồng nghĩa

• hyperactive