regulatoryadj.
/ˈrɛɡjᵿlət(ə)ri/, /ˌrɛɡjᵿˈleɪt(ə)ri/, U.S. /ˈrɛɡjələˌtɔri/ 1. Of or relating to regulation or regulations; that regulates; given to or responsible for regulating.
ΘΚΠ
society > authority > control > [adjective] > regulating
regulative1599
ordinant1604
ordinative1605
well-ordering1619
regulating1628
regulatory1775
1775 Parl. Reg. 1775–80 II. 14 The views of America were ultimately pointing to the defeating of the act of navigation, and the other regulatory acts.
1791 W. Young Speech on Slave-trade 61 Of all such evidence I should avail myself whenever a regulatory system is introduced.
1823 Blackwood's Edinb. Mag. 14 517 Some such code as I propose—some regulatory system for men to wrong their neighbours by.
1840 Morning Chron. 10 Mar. The promised regulatory power of the Corn-laws over prices is now a demonstrated illusion.
1880 W. E. Hall Internat. Law i. i. 15 With their definitive failure to establish a regulatory authority international relations tended to drift into chaos.
1935 Planning 2 xliii. 5 Regulatory town and country planning has not prevented this tendency from increasing to such an extent that it has excited general condemnation.
1962 Economist 28 July 369/2 The regulatory activities of both central banks and governments mean that total credit and total purchasing power are in effect determined..by central official decision.
1973 R. A. Lee Hist. of Regulatory Taxation Pref. p. x It was necessary to omit consideration of various excise taxes, such as those on whiskey and tobacco, because their primary purpose is to raise revenue rather than to exert a regulatory effect on the product.
2005 Daily Tel. 28 Nov. 1/7 The regulatory body says it is in talks..to try to improve the operation of the gas market and pin down allegations of price rigging.
2. Science.
a. That regulates a process, system, or mechanism, esp. a biological one. Also: of or relating to such regulation.
ΘΚΠ
the world > life > biology > biological processes > mechanism for self-regulation > [adjective]
regulatory1855
regulative1899
regulating1902
regulatory1902
1855 Eclectic Med. Jrnl. Oct. 453/1 The slower current of the blood..was produced by the action of digitalis on the regulatory system of nerves of the heart.
1895 A. Daniell Text Bk. Princ. Physics (ed. 3) xvi. 655 In arc-lamps..it is the part of a special regulatory mechanism to keep the carbons at a constant distance.
a1933 J. A. Thomson Biol. for Everyman (1934) I. xx. 573 It is impossible to understand the bird's bodily life without taking account of the regulatory system of endocrinal or ductless glands.
1968 D. Osoba in B. Cinader Regulation Antibody Response xii. 232 (heading) The regulatory role of the thymus in immunogenesis.
2006 Science 24 Mar. 1687/3 Even at ‘horrific’ doses in rats and mice, he says, regulatory cells dominated.
b. spec. Of, relating to, or characterized by developmental regulation (regulation n. 5a).
ΘΚΠ
the world > life > biology > biological processes > mechanism for self-regulation > [adjective]
regulatory1855
regulative1899
regulating1902
regulatory1902
1902 Archiv f. Entwickelungsmechanik der Organismen 15 217 Morgan has proposed the name ‘morphallaxis’ for certain regulatory form-changes occurring in..lower animals, in consequence of which a piece gradually assumes more or less exactly the proportions of the whole organism.
1948 New Biol. 5 122 Many animals (especially those which undergo spiral cleavage) have little trace of profound regulatory power from the fertilised egg onwards.
2002 A. Markoš Readers of Bk. of Life ix. 126 A regulatory embryo can compensate for losses and gains; in mammals, for example, cutting the embryo in two will lead to two individuals.
Compounds
regulatory gene n. Genetics = regulator gene n. at regulator n. Compounds 2.
ΘΚΠ
the world > life > biology > biological processes > genetic activity > genetic components > [noun] > gene > types of gene
sex determinant1902
sex determiner1909
inhibitor1911
multiple factor1912
modifier1915
autosomal dominant1919
autosomal recessive1919
scute1923
gene1925
suppressor1928
rate gene1932
dominigene1938
buffer1939
polygene1941
switch gene1942
mutator1943
oligogene1943
sickle cell gene1946
supergene1949
ob1950
obese1950
regulator1960
regulator gene1960
regulatory gene1960
enhancer1967
oncogene1969
virogene1969
hedgehog1980
1960 Proc. National Acad. Sci. U.S.A. 46 1541 Whether such inhibition is mediated by the activation of ‘regulatory’ genes or is confined to cytoplasmic mechanisms is unknown.
1980 Lancet 16 Feb. 341/1 A gene whose product modifies the rate of production, release, activation, or degradation of the product of a structural gene is usually regarded as a regulatory gene.
2002 I. Sansom Truth about Babies 310 If we are phenotypically different, it seems, we owe it to regulatory genes rather than structural genes.
regulatory protein n. Biochemistry a protein that plays a regulatory role in a physiological process, metabolic pathway, etc.; (Genetics) a repressor protein (more fully gene regulatory protein).
ΚΠ
1963 Jrnl. Molecular Biol. 6 233 The essential properties of typical regulatory proteins (i.e. the capacity to undergo an allosteric transition triggered by the stereospecific binding of a particular metabolite).
1986 Amer. Zool. 26 791/1 A gene regulatory protein binds to a specific DNA sequence just upstream.
1999 J. M. Smith & E. Szathmáry Origins of Life (2000) x. 112 The regulatory protein switches off the second gene.
This entry has been updated (OED Third Edition, December 2009; most recently modified version published online June 2022).
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adj.1775