excitability
Definition
Noun: 1. The quality of being easily excited or aroused: A state or characteristic of reacting quickly and strongly to stimuli, often with heightened emotional or physiological responses. 2. Excessive sensitivity of an organ or body part: A medical or physiological condition where a specific part of the body reacts excessively to normal stimuli.
Usage and Examples
General Emotional/Behavioral Context:
- The child's excitability made it difficult for him to sit still during the long ceremony.
- Her natural excitability means she gets very enthusiastic about new projects.
Medical/Physiological Context:
- The doctor noted the muscle's excitability in response to the mild electrical stimulus.
- Neural excitability is a key property of nerve cells.
Advanced Usage and Nuances
- Psychological Trait: Often used to describe a personality trait involving a low threshold for emotional arousal.
- His artistic temperament was marked by a certain excitability.
- Physiological Property: In biology and medicine, it refers to the capacity of cells (like neurons or muscles) to respond to a stimulus.
- Researchers studied the excitability of the cardiac tissue.
Variants and Related Words
- Excitable (adjective): Describes a person or thing prone to excitement.
- He is an excitable person who talks quickly when he's happy.
- Hyperexcitability (noun): An abnormally increased state of excitability.
- The condition caused hyperexcitability in the central nervous system.
Synonyms
- Nervousness: The state of being anxious or easily agitated.
- Volatility: Liability to change rapidly and unpredictably, especially for the worse; can relate to emotional instability.
- Irritability (in a physiological context): The quality of being abnormally sensitive to a stimulus.
- Responsiveness: The quality of reacting quickly and positively.
Antonyms
- Calmness: The state of being peaceful, quiet, and without worry.
- Composure: The state of being calm and in control of one's emotions.
- Insensitivity: Lack of sensitivity or reaction to stimuli.
Related Phrases and Concepts
- Lowered excitation threshold: A technical phrase describing the root of excitability, meaning it takes less stimulus to cause a reaction.
- Prone to excitement: A simpler phrase describing a person with high excitability.
Noun
-
being easily excited
-
excessive sensitivity of an organ or body part
Khám phá thêm
Các từ liên quan
Từ đồng nghĩa
Từ có nhắc đến "excitability"
