roll stonen.

Brit.

/ˈrəʊl ˌstəʊn/, U.S.

/ˈroʊl ˌstoʊn/

Origin: Formed within English, by compounding. Etymons: roll v.², stone n.

Etymology: < roll v.² + stone n.

Chiefly U.S. Now rare.

A stone rounded by friction on a beach or in the bed of a river.

ΘΚΠ

the world > the earth > structure of the earth > constituent materials > stone > a stone > [noun] > cobble

boulder-stonea1300

cogglea1400

cobbled stonec1435

cobble?a1500

cobblestone?a1500

boulder1607

cocklestone1677

cobling-stone1681

roll stone1830

1830 Albion 24 Apr. 365/1 The clay is of considerable thickness, and is mixed with roll stones, mostly lime-stone.

1843 J. C. Frémont Rep. 2 Aug. in D. Jackson & M. L. Spence Exped. J. C. Frémont (1970) I 458 A handsome stream..with clear water and a swift current, over a bed composed entirely of boulders or roll stones.

1872 1st Rep. Vermont State Board Agric. 1871–2 688 A fine specimen of gold from a rollstone he found, while digging a well.

1923 Papers Lancaster Hist. Soc. 27 157 Delicately poised on its smooth floor, which inclines sharply toward the hole, there is a ‘rollstone’ usually one of the ancient water-worn rock balls which abound in the region.

1967 Geogr. Rev. 57 135 ‘Roll-stones,’ water-rounded rock fragments.

This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022).

单词	roll stone
释义	roll stonen. Brit. /ˈrəʊl ˌstəʊn/, U.S. /ˈroʊl ˌstoʊn/ Origin: Formed within English, by compounding. Etymons: roll v.², stone n. Etymology: < roll v.² + stone n. Chiefly U.S. Now rare. A stone rounded by friction on a beach or in the bed of a river. ΘΚΠ the world > the earth > structure of the earth > constituent materials > stone > a stone > [noun] > cobble boulder-stonea1300 cogglea1400 cobbled stonec1435 cobble?a1500 cobblestone?a1500 boulder1607 cocklestone1677 cobling-stone1681 roll stone1830 1830 Albion 24 Apr. 365/1 The clay is of considerable thickness, and is mixed with roll stones, mostly lime-stone. 1843 J. C. Frémont Rep. 2 Aug. in D. Jackson & M. L. Spence Exped. J. C. Frémont (1970) I 458 A handsome stream..with clear water and a swift current, over a bed composed entirely of boulders or roll stones. 1872 1st Rep. Vermont State Board Agric. 1871–2 688 A fine specimen of gold from a rollstone he found, while digging a well. 1923 Papers Lancaster Hist. Soc. 27 157 Delicately poised on its smooth floor, which inclines sharply toward the hole, there is a ‘rollstone’ usually one of the ancient water-worn rock balls which abound in the region. 1967 Geogr. Rev. 57 135 ‘Roll-stones,’ water-rounded rock fragments. This entry has been updated (OED Third Edition, November 2010; most recently modified version published online March 2022). < n.1830
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