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1. The process of becoming mature.
2. Biology
a. The processes by which gametes are formed, including the reduction of chromosomes in a germ cell from the diploid number to the haploid number by meiosis.
b. The final differentiation processes in biological systems, such as the final ripening of a seed or the attainment of full functional capacity by a cell, a tissue, or an organ.

mat′u·ra′tion·al adj.
mat′u·ra′tive adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.maturational - relating to or involved in maturationmaturational - relating to or involved in maturation; "maturational process"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Robert McCauley (2011) calls this kind of intuitive understanding of religious concepts "maturationally natural." Maturationally natural concepts develop unconsciously and effortlessly across cultures and tend to be our cognitive defaults when we engage in System 1 thinking.
CSR indicates several places Christians should focus in order both to take advantage of maturationally natural intuitions as well as to instill practiced natural intuitions for more effective discipleship and increased likelihood of cross-generational transmission of faith.
The researchers concluded that sixth-grade students may not be maturationally ready for the comprehensive cognitive routine as designed and that the routine should be modified for younger learners.
It is likely that being maturationally delayed, prelinguistic infants with DS (a kind of CA-matching, in fact, even if it may appear to be a match on "linguistic level") are not comparable to TD infants at the very start of lexical development (as in Cardoso-Martins & Mervis' study).
The question therefore: "Is the child ready maturationally" to roll over, grasp, creep, crawl, sit up, stand and walk.
Rather, the empirical findings the author discusses seem to explain why such a life is, to coin a phrase, maturationally impossible--that is, not possible given how actual human beings develop.
Again the change they probably had in mind was a change in speed of processing but in the last 10 or so years a number of other maturationally based structural changes has been suggested -- with mixed success.
Boys, who tend to be maturationally a little behind girls, experience their most rapid growth spurt at 14.