unroundadj.

Brit.

/(ˌ)ʌnˈraʊnd/, U.S.

/ˌənˈraʊnd/

Origin: Formed within English, by derivation. Etymons: un- prefix¹, round adj.

Etymology: < un- prefix¹ + round adj. Compare earlier unrounded adj.

Not round. In later use spec. (in Phonetics): not enunciated with the lips rounded.

ΘΚΠ

the world > space > shape > curvature > roundness > [adjective] > not round

unround1588

out-of-round1734

uncircular1775

the world > space > shape > curvature > curved three-dimensional shape or body > [adjective] > spherical or globular > not

unround1588

1588 C. Lucar Appendix 24 in tr. N. Tartaglia 3 Bks. Shooting To make round pellettes of unround yron pellettes by two waves.

1676 I. Newton Let. 10 Jan. in Corr. (1959) I. 409 This [image]..will be..not much unround unles ye angles be very unequal.

1877 E. Sang (title) The toothing of unround discs, which are intended to roll upon each other.

1919 G. P. Krapp Pronunc. of Standard Eng. in Amer. 144 Practice the vowel sounds in sequence, starting with the lowest unround vowel and proceeding to the highest.

2007 J. Lee & K. Lee Beginner's Korean 6 Back vowels are further categorized as round and unround.

This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021).

unroundv.

Brit.

/(ˌ)ʌnˈraʊnd/, U.S.

/ˌənˈraʊnd/

Forms: see un- prefix² and round v.²

Origin: Formed within English, by derivation; originally modelled on a French lexical item. Etymons: un- prefix², round v.²

Etymology: < un- prefix² + round v.², originally after French †desrondir (see disround v.). Compare earlier disround v.Compare Dutch ontronden (first half of the 17th cent. or earlier (see quot. 1648); rare before the 20th cent.), German entrunden (1693; rare before the second half of the 19th cent.; 1885 or earlier in phonetics, chiefly in past participle entrundet).

transitive. To make (something) no longer round. In later use spec. (in Phonetics): to reduce or eliminate the rounding of the lips when enunciating (a sound, esp. a vowel).

ΘΚΠ

the world > space > shape > curvature > roundness > make round [verb (transitive)] > make unround

disround1555

unround1611

decircinate1656

the mind > language > linguistics > study of speech sound > speech sound > vowel > furnish with or produce by vowel [verb (transitive)] > types of

obscurea1637

lower1836

labialize1855

reduce1861

round1869

raise1874

unround1874

delabialize1875

tense1978

1611 R. Cotgrave Dict. French & Eng. Tongues Desrondir, to vnround, vnbow, vncompasse.

1648 H. Hexham Groot Woorden-boeck Ontronden, to vnround, or Take away the roundnesse of any thing.

1874 H. Sweet in Trans. Philol. Soc. 1873–4 15 471 Rounded front vowels are often unrounded.

1934 C. Davies Eng. Pronunc. 12 Back-rounded vowels were unrounded and reduced to an indistinct sound similar to [ʌ] or [ə].

1974 Philos. Trans. (Royal Soc.) A. 276 241 We can unround the data, adding a random fraction of ±0.5 to all measurements quoted to the nearest foot.

2009 C. McCully Sound Struct. of Eng. (2012) ix. 146 Sets of vowels can be produced by either beginning to round (or retract) front vowels, or beginning to unround (or front) back ones.

Derivatives

unˈrounding n. Phonetics the action or process of reducing or eliminating rounding (rounding n.³ 5b). [Compare German Entrundung (frequently from 1884 or earlier in phonetics; 1863 or earlier in a medical context with reference to a change in form of the pupil of the eye).]

ΘΚΠ

the mind > language > linguistics > study of speech sound > speech sound > vowel > [noun] > types of > articulation of

rounding1833

labialism1869

labialization1869

obscuring1873

raising1874

unrounding1874

reduction1885

delabialization1907

r-colour1935

centralization1939

vowel-laxing1977

1874 H. Sweet in Trans. Philol. Soc. 1873–4 15 475 Vowel-rounding: rounding of back [vowels]; unrounding of front.

1935 C. Brooks Relation Alabama-Georgia Dial. to Provinc. Dial. Great Brit. 23 It is of some importance therefore to note the dialect areas in which we are certain that the unrounding must have taken place.

1991 Word 42 34 Widespread occurrence of unrounding of front rounded vowels.

This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021).

单词	unround
释义	unroundadj. Brit. /(ˌ)ʌnˈraʊnd/, U.S. /ˌənˈraʊnd/ Origin: Formed within English, by derivation. Etymons: un- prefix¹, round adj. Etymology: < un- prefix¹ + round adj. Compare earlier unrounded adj. Not round. In later use spec. (in Phonetics): not enunciated with the lips rounded. ΘΚΠ the world > space > shape > curvature > roundness > [adjective] > not round unround1588 out-of-round1734 uncircular1775 the world > space > shape > curvature > curved three-dimensional shape or body > [adjective] > spherical or globular > not unround1588 1588 C. Lucar Appendix 24 in tr. N. Tartaglia 3 Bks. Shooting To make round pellettes of unround yron pellettes by two waves. 1676 I. Newton Let. 10 Jan. in Corr. (1959) I. 409 This [image]..will be..not much unround unles ye angles be very unequal. 1877 E. Sang (title) The toothing of unround discs, which are intended to roll upon each other. 1919 G. P. Krapp Pronunc. of Standard Eng. in Amer. 144 Practice the vowel sounds in sequence, starting with the lowest unround vowel and proceeding to the highest. 2007 J. Lee & K. Lee Beginner's Korean 6 Back vowels are further categorized as round and unround. This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021). unroundv. Brit. /(ˌ)ʌnˈraʊnd/, U.S. /ˌənˈraʊnd/ Forms: see un- prefix² and round v.² Origin: Formed within English, by derivation; originally modelled on a French lexical item. Etymons: un- prefix², round v.² Etymology: < un- prefix² + round v.², originally after French †desrondir (see disround v.). Compare earlier disround v.Compare Dutch ontronden (first half of the 17th cent. or earlier (see quot. 1648); rare before the 20th cent.), German entrunden (1693; rare before the second half of the 19th cent.; 1885 or earlier in phonetics, chiefly in past participle entrundet). transitive. To make (something) no longer round. In later use spec. (in Phonetics): to reduce or eliminate the rounding of the lips when enunciating (a sound, esp. a vowel). ΘΚΠ the world > space > shape > curvature > roundness > make round [verb (transitive)] > make unround disround1555 unround1611 decircinate1656 the mind > language > linguistics > study of speech sound > speech sound > vowel > furnish with or produce by vowel [verb (transitive)] > types of obscurea1637 lower1836 labialize1855 reduce1861 round1869 raise1874 unround1874 delabialize1875 tense1978 1611 R. Cotgrave Dict. French & Eng. Tongues Desrondir, to vnround, vnbow, vncompasse. 1648 H. Hexham Groot Woorden-boeck Ontronden, to vnround, or Take away the roundnesse of any thing. 1874 H. Sweet in Trans. Philol. Soc. 1873–4 15 471 Rounded front vowels are often unrounded. 1934 C. Davies Eng. Pronunc. 12 Back-rounded vowels were unrounded and reduced to an indistinct sound similar to [ʌ] or [ə]. 1974 Philos. Trans. (Royal Soc.) A. 276 241 We can unround the data, adding a random fraction of ±0.5 to all measurements quoted to the nearest foot. 2009 C. McCully Sound Struct. of Eng. (2012) ix. 146 Sets of vowels can be produced by either beginning to round (or retract) front vowels, or beginning to unround (or front) back ones. Derivatives unˈrounding n. Phonetics the action or process of reducing or eliminating rounding (rounding n.³ 5b). [Compare German Entrundung (frequently from 1884 or earlier in phonetics; 1863 or earlier in a medical context with reference to a change in form of the pupil of the eye).] ΘΚΠ the mind > language > linguistics > study of speech sound > speech sound > vowel > [noun] > types of > articulation of rounding1833 labialism1869 labialization1869 obscuring1873 raising1874 unrounding1874 reduction1885 delabialization1907 r-colour1935 centralization1939 vowel-laxing1977 1874 H. Sweet in Trans. Philol. Soc. 1873–4 15 475 Vowel-rounding: rounding of back [vowels]; unrounding of front. 1935 C. Brooks Relation Alabama-Georgia Dial. to Provinc. Dial. Great Brit. 23 It is of some importance therefore to note the dialect areas in which we are certain that the unrounding must have taken place. 1991 Word 42 34 Widespread occurrence of unrounding of front rounded vowels. This entry has been updated (OED Third Edition, December 2014; most recently modified version published online December 2021). < adj.1588v.1611
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