WordWeb Online

1. Growing old
   "Many techniques have been used to isolate ageing red cells";
   - aging, senescent

1. Acquiring desirable qualities by being left undisturbed for some time
   - ripening, aging
    
2. The organic process of growing older and showing the effects of increasing age
   - aging, senescence

1. Begin to seem older; get older
   "The death of his wife caused him to age fast"
    
2. Grow old or older
   "She aged gracefully"; "we age every day--what a depressing thought!";
   - senesce, get on, mature, maturate
    
3. Make older
   "The death of his child aged him tremendously"
    
4. Cause to ripen or develop fully
   "Age matures a good wine";
   - ripen, mature

Derived forms: ageings

See also: old

Type of: alter, biological process, change, develop, modify, organic process

Antonym: rejuvenate

Encyclopedia: Ageing