Definition

Noun: * An acquired behavior, habit, or skill that has become so automatic and ingrained through practice that it feels instinctive and effortless. It describes something performed without conscious thought, as if it were a natural, inherent ability.

Usage

The term "second nature" is used to emphasize how deeply learned and automatic a behavior has become. It is almost always used with a linking verb like be, become, or feel. * Common structure: [Activity/Skill] + is/becomes/feels + second nature (to someone).

Examples

• After years of practice, driving a car became second nature to her.
• For a seasoned chef, using a sharp knife is second nature.
• He's been speaking English for so long that it feels like second nature.
• With enough repetition, the safety procedures will become second nature.

Advanced Usage

• The phrase can be used to describe both physical skills and mental processes.
  • Critical thinking is second nature to a good scientist.
  • After the injury, walking without a limp required conscious effort; it was no longer second nature.

Variants and Related Words

• Habit (n): A settled or regular tendency or practice. () "Second nature" implies a habit has reached an unconscious level.
• Instinct (n): An innate, typically fixed pattern of behavior. () "Second nature" is learned; true instinct is unlearned.
• Automatic (adj): Done without conscious thought. ()

Synonyms

• Ingrained habit
• Automatic response
• Unconscious competence
• Reflex

Idioms and Phrases

• To be/become second nature: This is the standard idiomatic form of the term itself.
  • Checking your mirrors should become second nature for any driver.

Noun

1. acquired behavior that is practiced so long it seems innate