chronologic age

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Related to chronologic age: mental age, biological age


1. the duration, or the measure of time of the existence of a person or object.
2. to undergo change as a result of passage of time.
achievement age a measure of achievement expressed in terms of the chronologic age of a normal child showing the same degree of attainment.
chronologic age the actual measure of time elapsed since a person's birth.
developmental age
1. age estimated from the degree of anatomical development.
2. in psychology, the age of an individual determined by degree of emotional, mental, anatomical, and physiological maturation.
gestational age see gestational age.
mental age the age level of mental ability of a person as gauged by standard intelligence tests.

chro·no·log·ic age (CA),

age expressed in years and months; used as a comparative measure for evaluating a child's mental age in computing the Stanford-Binet intelligence quotient or for evaluating a child's physical, emotional, or physical age.

chronologic age,

the age of an individual expressed as time that has elapsed since birth. The age of an infant is expressed in hours, days, or months. The age of children and adults is expressed in years.

chro·no·log·ic age

(CA) (kron'ŏ-loj'ik āj)
Age expressed in years and months; used as a measurement against which to evaluate a child's mental age in computing the Stanford-Binet intelligence quotient.

chro·no·log·ic age

(CA) (kron'ŏ-loj'ik āj)
Age expressed in years and months from date of birth.
References in periodicals archive ?
The probability of both apnea and bradycardia decreases with increasing age, so a quadratic term for chronologic age was included in the model.
Chronologic age is usually only a very rough marker for biologic age.
Chronologic age serves only as an estimate of a child's actual development.
Those children who had demonstrated average ability in reading, writing, or spelling, or whose estimated developmental age was at least 80% of chronologic age were excluded.
These differing cutoffs reflect the limitations of using chronologic age as a marker for senescence, often viewed as a fundamental characteristic of the group.
The term geriatric oncology "highlights that there is a segment of the population that is potentially vulnerable because of things other than chronologic age.
The timing of peak concentrations of PINP in relation to chronologic age coincided with the timing of peak height velocity in each gender on a population basis.
A child with ODD may have a chronologic age of 10 years, but the maturational age in the domains of flexibility and frustration tolerance may be only 2 years.