breadthlessadj.

Brit.

/ˈbrɛdθləs/,

/ˈbrɛtθləs/, U.S.

/ˈbrɛtθləs/,

/ˈbrɛdθləs/

Forms: see breadth n. and -less suffix.

Origin: Formed within English, by derivation; partly modelled on a Greek lexical item. Etymons: breadth n., -less suffix.

Etymology: < breadth n. + -less suffix. In use with reference to the concept of the breadthless line originally after ancient Greek ἀπλατής, especially the second definition in Euclid Elements I. (compare quot. 1969).

Having no breadth; without breadth.

ΘΚΠ

the world > space > extension in space > measurable spatial extent > longitudinal extent > [adjective] > having (more or less) length > and no breadth or thickness

lineary1551

breadthless1642

running1663

lineal1705

linear1706

1642 H. More Ψυχωδια Platonica sig. H The term of latitude is breadthlesse line.

1854 Sir W. Hamilton in D. Stewart Coll. Wks. I. p. ix/2 The whole speculation concerning the realizing, not only to imagination but to sight, of breadthless lines..can be traced to Aristotle.

1969 Brit. Jrnl. Philos. Sci. 20 297 Euclid gives an abstract, apparently Platonic definition of line—‘A line is breadthless length’.

1978 Philos. Stud. 33 405 It would be..as impossible as identifying a physical curved line by first visually identifying its constituent breadthless points and seeing that they were all related in a certain way.

2009 Phronesis 54 240 The sensible world does not contain the sizeless points, breadthless lines, and widthless planes considered in geometry.

This entry has been updated (OED Third Edition, September 2020; most recently modified version published online December 2021).

单词	breadthless
释义	breadthlessadj. Brit. /ˈbrɛdθləs/, /ˈbrɛtθləs/, U.S. /ˈbrɛtθləs/, /ˈbrɛdθləs/ Forms: see breadth n. and -less suffix. Origin: Formed within English, by derivation; partly modelled on a Greek lexical item. Etymons: breadth n., -less suffix. Etymology: < breadth n. + -less suffix. In use with reference to the concept of the breadthless line originally after ancient Greek ἀπλατής, especially the second definition in Euclid Elements I. (compare quot. 1969). Having no breadth; without breadth. ΘΚΠ the world > space > extension in space > measurable spatial extent > longitudinal extent > [adjective] > having (more or less) length > and no breadth or thickness lineary1551 breadthless1642 running1663 lineal1705 linear1706 1642 H. More Ψυχωδια Platonica sig. H The term of latitude is breadthlesse line. 1854 Sir W. Hamilton in D. Stewart Coll. Wks. I. p. ix/2 The whole speculation concerning the realizing, not only to imagination but to sight, of breadthless lines..can be traced to Aristotle. 1969 Brit. Jrnl. Philos. Sci. 20 297 Euclid gives an abstract, apparently Platonic definition of line—‘A line is breadthless length’. 1978 Philos. Stud. 33 405 It would be..as impossible as identifying a physical curved line by first visually identifying its constituent breadthless points and seeing that they were all related in a certain way. 2009 Phronesis 54 240 The sensible world does not contain the sizeless points, breadthless lines, and widthless planes considered in geometry. This entry has been updated (OED Third Edition, September 2020; most recently modified version published online December 2021). < adj.1642
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