chronological age chron·o·log·i·cal age (krŏn'ə-lŏj'ĭ-kəl)
n.
Abbr. CA, C.A.
The number of years a person has lived, used especially in psychometrics as a standard against which certain variables, such as behavior and intelligence, are measured.
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a chattering or flighty, light-headed person. |