summativelyadv.

Brit.

/sʌˈmeɪtɪvli/, U.S.

/ˈsəmədəvli/

Origin: Formed within English, by derivation. Etymons: summative adj., -ly suffix².

Etymology: < summative adj. + -ly suffix².

†1. Mathematics. With reference to an algebraic operation: so as to produce a sum of terms. Obsolete. rare.

ΚΠ

1849 W. Thynne Theory Algebraic Equations 89 Summatively dividing x - a = z m times continuously into P.

2. By a process of successive additions; cumulatively.

ΚΠ

1892 Electr. World 17 Dec. 402/1 The method of electric welding, which consists in..combining the currents passing through the smaller pieces and through the joint to traverse summatively the larger piece or pieces, and thereby increase the heating effect.

1976 Nature 4 Mar. 59/1 Baylor et al. showed that the cones of the red-eared turtle, Pseudemys scripta elegans, are summatively and reciprocally coupled over distances up to 50 μm.

2015 Social Psychol. Q. 78 196/1 To truly uncover whether..social experiences are summatively used in arriving at generalized trust, we need a laboratory experiment.

This entry has been updated (OED Third Edition, September 2019; most recently modified version published online March 2022).

单词	summatively
释义	summativelyadv. Brit. /sʌˈmeɪtɪvli/, U.S. /ˈsəmədəvli/ Origin: Formed within English, by derivation. Etymons: summative adj., -ly suffix². Etymology: < summative adj. + -ly suffix². †1. Mathematics. With reference to an algebraic operation: so as to produce a sum of terms. Obsolete. rare. ΚΠ 1849 W. Thynne Theory Algebraic Equations 89 Summatively dividing x - a = z m times continuously into P. 2. By a process of successive additions; cumulatively. ΚΠ 1892 Electr. World 17 Dec. 402/1 The method of electric welding, which consists in..combining the currents passing through the smaller pieces and through the joint to traverse summatively the larger piece or pieces, and thereby increase the heating effect. 1976 Nature 4 Mar. 59/1 Baylor et al. showed that the cones of the red-eared turtle, Pseudemys scripta elegans, are summatively and reciprocally coupled over distances up to 50 μm. 2015 Social Psychol. Q. 78 196/1 To truly uncover whether..social experiences are summatively used in arriving at generalized trust, we need a laboratory experiment. This entry has been updated (OED Third Edition, September 2019; most recently modified version published online March 2022). < adv.1849
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