unimodaladj.

/juːnɪˈməʊdəl/

Etymology: < uni- comb. form + mode n. + -al suffix¹.

Of a frequency curve or distribution: having one mode (mode n. 13). Of a phenomenon or property: described by such a distribution.

ΘΚΠ

the world > relative properties > number > probability or statistics > [adjective] > relating to distribution > of measures of central tendency

median1882

modal1897

multimodal1899

bimodal1903

polymodal1910

unimodal1923

trimodal1927

1923 Biometrika 14 339 The distribution according to size of family..would be represented by one of the unimodal curves of the Pearson types.

1932 J. S. Huxley Probl. Relative Growth vii. i. 210 The frequency-curve for female body-length is unimodal.

1975 Sci. Amer. Feb. 70/2 The unimodal solar-day rhythms of organisms geared to the 24-hour solar day.

Derivatives

unimoˈdality n. the property or quality of being unimodal.

ΘΚΠ

the world > relative properties > number > probability or statistics > [noun] > distribution > measures of central tendency > having one mode

unimodality1934

1934 in Webster's New Internat. Dict. Eng. Lang.

1967 Ann. Math. Statistics 38 1296 (heading) A note on the unimodality of distribution functions of class L.

1978 Nature 3 Aug. 504/1 The switch from bimodality to unimodality (that is convergence of two peaks into one) is what is expected for X-chromosome inactivation.

This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019).

单词	unimodal
释义	unimodaladj. /juːnɪˈməʊdəl/ Etymology: < uni- comb. form + mode n. + -al suffix¹. Of a frequency curve or distribution: having one mode (mode n. 13). Of a phenomenon or property: described by such a distribution. ΘΚΠ the world > relative properties > number > probability or statistics > [adjective] > relating to distribution > of measures of central tendency median1882 modal1897 multimodal1899 bimodal1903 polymodal1910 unimodal1923 trimodal1927 1923 Biometrika 14 339 The distribution according to size of family..would be represented by one of the unimodal curves of the Pearson types. 1932 J. S. Huxley Probl. Relative Growth vii. i. 210 The frequency-curve for female body-length is unimodal. 1975 Sci. Amer. Feb. 70/2 The unimodal solar-day rhythms of organisms geared to the 24-hour solar day. Derivatives unimoˈdality n. the property or quality of being unimodal. ΘΚΠ the world > relative properties > number > probability or statistics > [noun] > distribution > measures of central tendency > having one mode unimodality1934 1934 in Webster's New Internat. Dict. Eng. Lang. 1967 Ann. Math. Statistics 38 1296 (heading) A note on the unimodality of distribution functions of class L. 1978 Nature 3 Aug. 504/1 The switch from bimodality to unimodality (that is convergence of two peaks into one) is what is expected for X-chromosome inactivation. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2019). < adj.1923
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