monotonicityn.
/ˌmɒnə(ʊ)tə(ʊ)ˈnɪsᵻti/, U.S. /ˌmɑnəˌtoʊˈnɪsᵻdi/ 1. Mathematics and Science. The property or state of being monotonic (monotonic adj. 2).
ΘΚΠ
the world > relative properties > number > algebra > [noun] > expression > function > value or set of values of > property of
monodromy1897
monotony1902
monotoneity1926
monotonicity1934
minorant1938
1934 Ann. Math. 35 468 (heading) Monotonicity of the defining functions.
1948 Duke Math. Jrnl. 15 313 (heading) The complete monotonicity of certain functions derived from completely monotone functions.
1961 Proc. Cambr. Philos. Soc.: Math. & Physical Sci. 57 839 The analogue of Boltzmann's H-theorem is not a statement about the monotonicity of the entropy of the chains..but a statement about the ‘entropy’ of the frequency distribution (s1,..sn).
1972 Computer Jrnl. 15 218/2 We now derive a monotonicity relation which will be used in Section 5 to prove convergence.
1987 S. M. Stahl et al. Cognitive Neurochem. xi. 195 By manipulating dose it is possible for the pharmacologist to investigate this assumption of monotonicity.
1994 Ann. Statistics 22 1504 We obtain some monotonicity properties for the boundary functions.
2. Lack of variation of vocal tone.
ΘΚΠ
the mind > language > linguistics > study of speech sound > speech sound > intonation, pitch, or stress > [noun] > intonation > pitch > sameness of tone or pitch
homotony1763
monopitch1939
monotonicity1971
1971 Nature 23 Apr. 524/2 Speech remained unaffected except for slight slowing and slurring of words and the presence of some monotonicity.
1995 Jrnl. Speech & Hearing Res. 38 1232 Self-ratings were completed pre- and post-treatment for the perceptual variables loudness, monotonicity, hoarseness, overall intelligibility, and initiation of conversation.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).
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n.1934