maturationaladj.
/ˌmatʃᵿˈreɪʃn̩(ə)l/, /ˌmatʃᵿˈreɪʃən(ə)l/, /matjᵿˈreɪʃn̩(ə)l/, /ˌmatjᵿˈreɪʃən(ə)l/, U.S. /ˌmætʃəˈreɪʃ(ə)nəl/ Of or relating to maturation or development, esp. psychological development.
ΘΚΠ
the mind > mental capacity > psychology > developmental psychology > [adjective] > relating to maturation
maturational1929
1929 A. Gesell in C. Murchison Found. Exper. Psychol. 651 (heading) Maturational correspondence in identical twins.
1935 Biometrika 27 65 A history of recent illness would of course be looked for before attempting to explain the decrease [in weight] as due to the influence of postnatal maturational factors.
1961 J. Berko in S. Saporta & J. R. Bastian Psycholinguistics vi. 372/1 Throughout childhood, girls are perhaps from a maturational point of view slightly ahead of the boys who are their chronological age mates.
1979 Brit. Med. Jrnl. 15 Dec. 1557/1 Diagnosis: Standard conflictual anxiety and maturational variations, complicated by acute depression.
1994 S. Pinker Lang. Instinct ix. 289 Language development, then, could be on a maturational timetable, like teeth.
This entry has been updated (OED Third Edition, March 2001; most recently modified version published online March 2022).
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adj.1929