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单词 sensitive period
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sensitive period
sensitive period n. (a) Biology a period of life, esp. embryonic or fetal life, during which development may be altered irrevocably, typically by the presence or absence of some external or internal factor; = critical period n. 1a; (b) Biology and Psychology a period of (usually early) life during which certain types of learning, esp. imprinting and socialization, must occur or occur most easily; = critical period n. 1b.
ΚΠ
1905 H. de Vries Species & Varieties xiii. 388 We may conclude that the sensitive period commences not only at the beginning of the germination, but must also be considered to include the life of the seed itself.
1936 B. Barclay Carter tr. M. Montessori Secret of Childhood i. iii. 39 Every characteristic is established by the help of an impulse, of a transient sensibility which lasts over a limited period of growth, that is, during the corresponding sensitive period.
1996 Independent 21 Feb. ii. 4/1 A sensitive period may exist, a time early in life when acquiring language is easiest, and which tails off.
2012 L. E. Rosenberg & D. D. Rosenberg Human Genes & Genomes xv. 251 Exposure to teratogenic substances before or after this sensitive period would not be expected to be harmful to limb development.
extracted from sensitiveadj.n.
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