■ adjective ( ~r , ~st )
1》 fully developed physically; full-grown.
↘having reached a stage of mental or emotional development characteristic of an adult; grown-up.
↘(of thought or planning) careful and thorough.
2》 having reached the most fully developed stage in a process.
↘(of certain foodstuffs or drinks) ready for consumption; ripe.
↘denoting an economy or industry that has developed to a point where substantial expansion no longer takes place.
3》 (of a bill) due for payment.
■ verb
1》 become ~.
2》 (of an insurance policy, security, etc.) reach the end of its term and hence become payable.
Derivatives
~ly adverb
Origin
ME: from L. maturus 'timely, ripe'; perh. related to matins .