regulantadj.n.

Brit.

/ˈrɛɡjᵿlənt/,

/ˈrɛɡjᵿln̩t/, U.S.

/ˈrɛɡjələnt/

Origin: A borrowing from Latin. Etymons: Latin regulant-, regulans, regulare.

Etymology: < post-classical Latin regulant-, regulans, present participle of regulare regulate v. With the use as adjective compare Spanish regulante (early 16th cent.).

†A. adj.

Ruling, directing. Obsolete. rare.

ΘΚΠ

society > authority > power > influence > [adjective] > of controlling or predominating influence

regitive?a1425

reigninga1500

reignative1532

overruling1586

predominating1595

hegemonicala1602

regnant1604

dominating1611

ruling1652

presiding1653

hegemonic1656

over-ruly1657

regulant1677

in the ascendanta1698

overriding1830

octopean1896

hegemoniac1959

1677 T. Gale Court of Gentiles: Pt. IV iv. 351 Libertie in the divine wil is absolute, precedent, regulant: libertie in the human wil is conditionate, subsequent, and regulated.

1898 Money Oct. 12 If the quantity of money is not regulant of values, what is? Do they mean to say that it would make no difference to prices whether the quantity of money consisted of only one single dollar or ten thousand million?

B. n.

A regulatory substance, esp. a synthetic plant hormone.

ΚΠ

1922 Encycl. Brit. XXX. 644/2 The alkaloid adrenaline, produced constantly in minute proportion, is known to be a regulant of the arterial system in the human body.

1946 Pop. Mech. Aug. 172/2 Figs. 6 and 7 suggest methods and precautions to be used in ridding your lawn of weeds with weed killers of the selective plant-growth-regulant type.

1981 European Jrnl. Pharmacol. 75 172/1 The results are extrapolated to suggest a role of central norepinephrine or epinephrine acting via α₂-receptors as a regulant of parasympathetic nervous system function.

2008 J. van Staden et al. in E. F. George et al. Plant Propagation by Tissue Culture (ed. 3) I. vi. 219/1 The requisite concentration of each type of regulant differs greatly according to the kind of plant being cultured.

This entry has been updated (OED Third Edition, December 2009; most recently modified version published online March 2022).

单词	regulant
释义	regulantadj.n. Brit. /ˈrɛɡjᵿlənt/, /ˈrɛɡjᵿln̩t/, U.S. /ˈrɛɡjələnt/ Origin: A borrowing from Latin. Etymons: Latin regulant-, regulans, regulare. Etymology: < post-classical Latin regulant-, regulans, present participle of regulare regulate v. With the use as adjective compare Spanish regulante (early 16th cent.). †A. adj. Ruling, directing. Obsolete. rare. ΘΚΠ society > authority > power > influence > [adjective] > of controlling or predominating influence regitive?a1425 reigninga1500 reignative1532 overruling1586 predominating1595 hegemonicala1602 regnant1604 dominating1611 ruling1652 presiding1653 hegemonic1656 over-ruly1657 regulant1677 in the ascendanta1698 overriding1830 octopean1896 hegemoniac1959 1677 T. Gale Court of Gentiles: Pt. IV iv. 351 Libertie in the divine wil is absolute, precedent, regulant: libertie in the human wil is conditionate, subsequent, and regulated. 1898 Money Oct. 12 If the quantity of money is not regulant of values, what is? Do they mean to say that it would make no difference to prices whether the quantity of money consisted of only one single dollar or ten thousand million? B. n. A regulatory substance, esp. a synthetic plant hormone. ΚΠ 1922 Encycl. Brit. XXX. 644/2 The alkaloid adrenaline, produced constantly in minute proportion, is known to be a regulant of the arterial system in the human body. 1946 Pop. Mech. Aug. 172/2 Figs. 6 and 7 suggest methods and precautions to be used in ridding your lawn of weeds with weed killers of the selective plant-growth-regulant type. 1981 European Jrnl. Pharmacol. 75 172/1 The results are extrapolated to suggest a role of central norepinephrine or epinephrine acting via α₂-receptors as a regulant of parasympathetic nervous system function. 2008 J. van Staden et al. in E. F. George et al. Plant Propagation by Tissue Culture (ed. 3) I. vi. 219/1 The requisite concentration of each type of regulant differs greatly according to the kind of plant being cultured. This entry has been updated (OED Third Edition, December 2009; most recently modified version published online March 2022). < adj.n.1677
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