aggregantadj.n.

Brit.

/ˈaɡrᵻɡ(ə)nt/, U.S.

/ˈæɡrəɡ(ə)nt/

Origin: Of multiple origins. Partly a borrowing from Latin. Partly formed within English, by derivation. Etymons: Latin aggregant- , aggregāns , aggregāre ; aggregate v., -ant suffix¹.

Etymology: In early use < classical Latin aggregant-, aggregāns, present participle of aggregāre aggregate v. In later use < aggregate v.: see -ant suffix¹. Compare aggregator n.

A. adj.

1. That aggregates. Now rare.In quot. ?a1425: designating a preparation that draws an abscess to a head.

ΚΠ

?a1425 tr. Guy de Chauliac Grande Chirurgie (N.Y. Acad. Med.) f. 31 (MED) Helpez repercussiuez & aggregantez [L. Auxilia repercussiva aggregancia] i. gedring togider..bene of 3 fourmez.

1771 J. Keir tr. P. J. Macquer Dict. Chem. I. sig. E7^v If..all the parts of matter tend to each other..we cannot doubt that the elementary and aggregant parts of bodies are so placed in relation to each other, that this tendency shall be satisfied as much as..their masses, and the action of surrounding bodies will permit.

1814 P. Barlow New Math. & Philos. Dict. at Heat The intestine motion of their aggregant and constituent parts.

1896 Monist 7 7 It is also requisite that the aggregant parts should always preserve their identity, which is not the case in the transformations of energy.

1929 Jrnl. Ecol. 17 258 However rapidly..migrant or aggregant seeds may develop, the renascent types will have the advantage.

2. That promotes or causes aggregation; aggregating. Also: of the nature of aggregation.

ΚΠ

1955 Engin. News-Record 21 July 46/3 A soil..that in its natural state was too wet to be compacted could be ‘dried’ with an aggregant treatment and then compacted.

1969 Science 14 Nov. 885/2 It complicates our present effort to establish a control system by manipulating the aggregant pheromone.

1989 J. Hladovec Antithrombotic Drugs in Thrombosis Models iii. 59 Serotonin is not very active as an aggregant alone and may have, under special circumstances, no aggregant effect at all.

2002 Nitric Oxide 7 24 Oral KNO₃ (2 mmol) was given to healthy volunteers and its effect on platelet function assessed by measuring the aggregant effect of collagen.

B. n.

1. A part or constituent portion of a whole; something that can aggregate. Now rare.

ΘΚΠ

the world > relative properties > wholeness > incompleteness > part of whole > [noun] > constituent part or component

limbc1000

membera1382

elementc1386

parcelc1395

ingredientc1460

partc1530

ingredience1577

principle1594

simple1603

composer1610

partiment1641

component1644

constitutive1647

composite1657

integral1659

ingredient1674

aggregant1749

constituent1757

congredient1767

factor1816

integrant1825

inclusion1845

1749 Philos. Trans. Abridged 1665–1700 (Royal Soc.) (ed. 5) 3 i. 245 The true Proportion of the Weight of Parts to the Whole, or of Aggregants to the Aggregate, cannot be known, without knowing likewise the Weight of the Whole, and of the Parts, or the Weight of the Aggregate and of the Aggregants.

1858 London, Edinb., & Dublin Philos. Mag. 4th Ser. 16 314 All the species are aggregants of the genus.

1860 A. De Morgan Syllabus Proposed Syst. Logic 39 Thus animal is the aggregate of (the aggregants) man and brute.

1929 Ecology 10 26 Effect of aggregation on the aggregants... Field tests were run to determine the effect of aggregation upon the rate of oxygen consumption of the aggregated isopods.

2. Something that promotes aggregation; an aggregator.

ΚΠ

1952 Roads & Streets July 107/2 He demonstrated two types of chemicals as admixtures to dry soils. One was an aggregant, the other a dispersant.

1974 L. M. Riddiford & C. M. Williams in D. L. Struble et al. Pheromones I. 164 The evolutionary value of the pheromone as an aggregant is at least as important as its value as a mating facilitant.

2010 B. J. Bain Haematology xi. 221 The membrane lipid is also the source of arachidonic acid, which is converted by cyclo-oxygenase to thromboxane A2, a potent aggregant.

This is a new entry (OED Third Edition, September 2012; most recently modified version published online December 2021).

单词	aggregant
释义	aggregantadj.n. Brit. /ˈaɡrᵻɡ(ə)nt/, U.S. /ˈæɡrəɡ(ə)nt/ Origin: Of multiple origins. Partly a borrowing from Latin. Partly formed within English, by derivation. Etymons: Latin aggregant- , aggregāns , aggregāre ; aggregate v., -ant suffix¹. Etymology: In early use < classical Latin aggregant-, aggregāns, present participle of aggregāre aggregate v. In later use < aggregate v.: see -ant suffix¹. Compare aggregator n. A. adj. 1. That aggregates. Now rare.In quot. ?a1425: designating a preparation that draws an abscess to a head. ΚΠ ?a1425 tr. Guy de Chauliac Grande Chirurgie (N.Y. Acad. Med.) f. 31 (MED) Helpez repercussiuez & aggregantez [L. Auxilia repercussiva aggregancia] i. gedring togider..bene of 3 fourmez. 1771 J. Keir tr. P. J. Macquer Dict. Chem. I. sig. E7^v If..all the parts of matter tend to each other..we cannot doubt that the elementary and aggregant parts of bodies are so placed in relation to each other, that this tendency shall be satisfied as much as..their masses, and the action of surrounding bodies will permit. 1814 P. Barlow New Math. & Philos. Dict. at Heat The intestine motion of their aggregant and constituent parts. 1896 Monist 7 7 It is also requisite that the aggregant parts should always preserve their identity, which is not the case in the transformations of energy. 1929 Jrnl. Ecol. 17 258 However rapidly..migrant or aggregant seeds may develop, the renascent types will have the advantage. 2. That promotes or causes aggregation; aggregating. Also: of the nature of aggregation. ΚΠ 1955 Engin. News-Record 21 July 46/3 A soil..that in its natural state was too wet to be compacted could be ‘dried’ with an aggregant treatment and then compacted. 1969 Science 14 Nov. 885/2 It complicates our present effort to establish a control system by manipulating the aggregant pheromone. 1989 J. Hladovec Antithrombotic Drugs in Thrombosis Models iii. 59 Serotonin is not very active as an aggregant alone and may have, under special circumstances, no aggregant effect at all. 2002 Nitric Oxide 7 24 Oral KNO₃ (2 mmol) was given to healthy volunteers and its effect on platelet function assessed by measuring the aggregant effect of collagen. B. n. 1. A part or constituent portion of a whole; something that can aggregate. Now rare. ΘΚΠ the world > relative properties > wholeness > incompleteness > part of whole > [noun] > constituent part or component limbc1000 membera1382 elementc1386 parcelc1395 ingredientc1460 partc1530 ingredience1577 principle1594 simple1603 composer1610 partiment1641 component1644 constitutive1647 composite1657 integral1659 ingredient1674 aggregant1749 constituent1757 congredient1767 factor1816 integrant1825 inclusion1845 1749 Philos. Trans. Abridged 1665–1700 (Royal Soc.) (ed. 5) 3 i. 245 The true Proportion of the Weight of Parts to the Whole, or of Aggregants to the Aggregate, cannot be known, without knowing likewise the Weight of the Whole, and of the Parts, or the Weight of the Aggregate and of the Aggregants. 1858 London, Edinb., & Dublin Philos. Mag. 4th Ser. 16 314 All the species are aggregants of the genus. 1860 A. De Morgan Syllabus Proposed Syst. Logic 39 Thus animal is the aggregate of (the aggregants) man and brute. 1929 Ecology 10 26 Effect of aggregation on the aggregants... Field tests were run to determine the effect of aggregation upon the rate of oxygen consumption of the aggregated isopods. 2. Something that promotes aggregation; an aggregator. ΚΠ 1952 Roads & Streets July 107/2 He demonstrated two types of chemicals as admixtures to dry soils. One was an aggregant, the other a dispersant. 1974 L. M. Riddiford & C. M. Williams in D. L. Struble et al. Pheromones I. 164 The evolutionary value of the pheromone as an aggregant is at least as important as its value as a mating facilitant. 2010 B. J. Bain Haematology xi. 221 The membrane lipid is also the source of arachidonic acid, which is converted by cyclo-oxygenase to thromboxane A2, a potent aggregant. This is a new entry (OED Third Edition, September 2012; most recently modified version published online December 2021). < adj.n.?a1425
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