Look up age in Wiktionary, the free dictionary. This free age calculator computes age in terms of years, months, weeks, days, hours, minutes, and seconds, given a date of birth. May 9, 2026 · 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. Definition of age noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. 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. ️ This free online age calculator, a.k.a. Pearson age calculator, makes it as easy as possible to calculate the age of a person, movable property, real estate, institution, or a company. Your age is the number of years that you have lived. She has a nephew who is just ten years of age. 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.