maturing

adjective

1. 1. full-grown, as plants or animals
   2. ripe, as fruits
   3. fully developed, as a person, a mind, etc.
2. fully or highly developed, perfected, worked out, considered, etc.: a mature scheme
3. of a state of full development: a person of mature age
4. due; payable: said of a note, bond, etc.
5. Geol. having reached maximum development of topographical form due to erosion, weathering, etc.: said as of a coastline that is relatively stable

transitive verb matured, maturing

1. to bring to full growth or development, or to ripeness
2. to develop or work out fully

intransitive verb

1. to become fully grown, developed, or ripe
2. to become due: said of a note, etc.