Definition

Noun: - Age measured in time: The exact amount of time a person or thing has existed, expressed in years and months since birth or creation. It is an objective measure based on the calendar.

Usage

This term is used to state a person's or object's literal age in time units. It is often contrasted with other types of age, such as biological, mental, or developmental age. - For school enrollment, a child's chronological age is the primary factor. - Although his chronological age is 50, his fitness level makes him seem much younger.

Advanced Usage

• In legal and administrative contexts: Chronological age is the standard measure for determining rights, responsibilities, and eligibility (e.g., voting, driving, retirement).
  • The legal drinking age is based solely on chronological age.
• In psychology and education: It is used as a baseline for comparing an individual's developmental or mental age.
  • The child's reading skills are advanced for her chronological age.

Variants and Related Words

• Age (n): The general length of time that a person or thing has existed.
• Biological age (n): An estimate of an organism's age based on physiological and cellular health, which may differ from chronological age.
• Mental age (n): A measure of intellectual development relative to the average performance at a given chronological age.

Synonyms

• Calendar age
• Actual age
• Time age

Related Phrases

• Chronological order (n): The arrangement of events in the order of their occurrence in time.
  • The biography presents the events in chronological order.

Noun

1. age measured by the time (years and months) that something or someone has existed
   • his chronological age was 71 years