Easton's Bible Dictionary
Used to denote the period of a man's life (Genesis 47:28), the maturity of life (John 9:21), the latter end of life (Job 11:17), a generation of the human race (Job 8:8), and an indefinite period (Ephesians 2:7; 3:5, 21; Colossians 1:26). Respect to be shown to the aged (Leviticus 19:32). It is a blessing to communities when they have old men among them (Isaiah 65:20; Zechariah 8:4). The aged supposed to excel in understanding (Job 12:20; 15:10; 32:4, 9; 1 Kings 12:6, 8). A full age the reward of piety (Job 5:26; Genesis 15:15).
Noah Webster's New International Dictionary of the English Language
1. (n.) The whole duration of a being, whether animal, vegetable, or other kind; lifetime.
2. (n.) That part of the duration of a being or a thing which is between its beginning and any given time; as, what is the present age of a man, or of the earth?
3. (n.) The latter part of life; an advanced period of life; seniority; state of being old.
4. (n.) One of the stages of life; as, the age of infancy, of youth, etc.
5. (n.) Mature age; especially, the time of life at which one attains full personal rights and capacities; as, to come of age; he (or she) is of age.
6. (n.) The time of life at which some particular power or capacity is understood to become vested; as, the age of consent; the age of discretion.
7. (n.) A particular period of time in history, as distinguished from others; as, the golden age, the age of Pericles.
8. (n.) A great period in the history of the Earth.
9. (n.) A century; the period of one hundred years.
10. (n.) The people who live at a particular period; hence, a generation.
11. (n.) A long time.
12. (v. i.) To grow aged; to become old; to show marks of age; as, he grew fat as he aged.
13. (v. t.) To cause to grow old; to impart the characteristics of age to; as, grief ages us.