The phrase "age of maturity" is correct and usable in written English.
It can be used to refer to a period in life when a person is considered to be fully developed or responsible, often in legal or social contexts.
Example: "In many cultures, the age of maturity is marked by significant rites of passage that signify a transition into adulthood."
Alternatives: "coming of age" or "maturity phase".
"We're in the early-middle age of maturity of the PC market," he said.
After 25 years, he said, "it's the age of maturity, both terribly long and terribly short".
Compulsory schooling, introduced in the nineteenth century, pushed back the age of maturity to sixteen or so.
Justice Judith A. Cowin wrote that yesterday's case involved "an overtly abusive relationship that produced an immediate and obvious injury as the plaintiff neared the age of maturity".
"The uncle gave Daphne back to us until she reaches the age of maturity," the pastor said, adding, "And since that day, he has not once come back to see how she is".
The Islamic front had tried to justify the presence of minors in its ranks by saying Islam defines the age of maturity for girls as 13 and boys as 14, but pressure from the international community forced it to take a second look at its policy.
Groups of individuals with recorded differences in life histories (e.g. sea-age of maturity, male parr maturation) as well as salmon with different wild and hatchery provenance can be compared using family reconstructions.
For example, Burt and Bell (1987) found that domesticated mammals have higher chiasmata frequencies than other mammals with similar ages of maturity, which they suggested reflects "adaptation to an environment characterized by intense selection in small populations for novel combinations of traits".
She'll be 20 years old, a perfect age, four more years of maturity.
In addition, it is important to consider the age of skeletal maturity and cartilage maturity of the animals chosen, the gastrointestinal physiology of the species, and involvement of all articular tissues that comprise the diarthrodial joint organ.
Three genotypes, assumed to be equally abundant at time zero, differed only in the age of reproductive maturity and in whether, once mature, they ever delayed reproduction.
