The meaning of AGE is the time of life at which some particular qualification, power, or capacity arises or rests; specifically : majority. How to use age in a sentence. Age Calculator is a free online tool to calculate the age or time difference between two dates. The calculated age will be displayed in years, months, weeks, days, hours, minutes, and also in seconds. ️ Your age is the number of years you've been alive. If your cat is six, you can say that he's six years of age. This disambiguation page lists articles associated with the title Age. If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article. We use age as a noun to refer to how many years someone has lived: … She's aged since the last time we met. The brandy is aged in oak for ten years. Sunbathing can prematurely age and wrinkle the skin. She's aged a lot since we last saw her. The death of his wife had aged him greatly. 1. the period of time that a person, animal, or plant has lived or is expected to live: the age of a tree; what age was he when he died?; the age of a horse is up to thirty years. If you are asking yourself how old am I and need an answer accurate to the day, our age calculator is for you. How old am I calculator: see your age in years, months, weeks, and days. Calculate your chronological age from your date of birth. Find out your age in years, months and days based upon any date. This free age calculator finds age in years, months and days given a date of birth. Accurately calculate age on any date, age at death, or time duration between two dates. This free age calculator computes age in terms of years, months, weeks, days, hours, minutes, and seconds, given a date of birth.