The length of time that a person has lived or a thing has existed
he retired at the age of 36
The people belonging to a particular age group or range in a community, usually one of a number of stratified bands that defines the social status and role of those within it.
Originally and chiefly Horse Racing and Coursing. Of a race: open to competitors of all ages.
The age or era of travel by jet aircraft.
= middle age.
An age in which oil is used extensively, especially as a source of power.
A difference in age between people, especially as a potential source of misunderstanding
Having existed for a very long time
A glacial episode during a past geological period
A broad movement characterized by alternative approaches to traditional Western culture, with an interest in spirituality, mysticism, holism, and environmentalism
The later part of normal life
A subsequent era; (in plural) future generations.
Made cold by age.
To establish the age or date of (an object, specimen, etc.) by scientific examination.
Classified or classifiable by age; specifically marked with a date as an indication of the age of a product.
Any one of a number of ritually marked life stages through which groups of similarly-aged people within a tribe, community, etc., move together.
A restriction placed on the age at which something is permissible or possible.
A person or animal that is the same age as another
Impervious to age; able to resist the effects of age.
Any of various spots or discolorations associated with age in a person or thing; specifically = liver spot.
Made weary by age.
The earliest stage in the development or growth of something; especially the earliest period of a child's life; infancy, babyhood.
The era marked by the development and (widespread) use of virtual reality or (now usually) the Internet.
A long time.
= information age.
The closing years of life, old age.
The period of prehistory when weapons and tools were commonly made of copper, bronze, or iron.
The Middle Ages; the medieval period.
A person who is nearly, or has only just become, a teenager. Also (with the): such people as a class. Compare tween. Now rare.
A number of people or things classed together as being of similar age
Having existed for a very long time
A range of ages
Adult status (especially with reference to legal rights and duties)
A prehistoric period that followed the Bronze Age, when weapons and tools came to be made of iron
The 1920s in the US characterized as a period of carefree hedonism, wealth, freedom, and youthful exuberance, reflected in the novels of writers such as F. Scott Fitzgerald
The age at which a person takes on the rights and responsibilities of an adult
The era starting when the exploration of space became possible
The time when trains were drawn by steam locomotives
A prehistoric period when weapons and tools were made of stone or of organic materials such as bone, wood, or horn
The period in life of active retirement, following middle age
A category into which people of similar age (especially those within a specified age range) are placed for purposes of classification.
A process of establishing the age of geological deposits, archaeological remains, etc., by means of scientific examination (as by isotopic dating).
A person who is of a similar age to another; a peer or contemporary.
Divided or arranged on the basis of age.
To undergo age-hardening.
That lasts an age, or ages; = age-long.
(In a medical or other scientific study) designating a control group selected to have an age profile similar to that of the group being studied; designating a member of such a control group.