stationarityn.

Brit.

/ˌsteɪʃəˈnarᵻti/, U.S.

/ˌsteɪʃəˈnɛrədi/

Origin: Formed within English, by derivation. Etymons: stationary adj., -ity suffix.

Etymology: < stationary adj. + -ity suffix.

The state of being stationary (in various senses); stationariness; constancy; (Mathematics) the property of neither increasing nor decreasing (cf. stationary adj. 2b).

ΘΚΠ

the world > movement > [noun] > motion within limited space

stationary motion1870

stationarity1901

the world > time > change > absence of change, changelessness > lasting quality, permanence > [noun] > permanent state or condition

stay1536

fixedness1647

fixity1791

stability1855

stationarity1901

1901 Nature 11 Apr. 573/2 Signor Levi-Civita..is of opinion that Routh's definition of stationarity should be completed by adding the proviso that the relations between two disturbed motions..should be uniform.

1955 M. Loève Probability Theory ix. 418 In the integral stationarity case, the basic ergodic inequality takes very simple forms.

1973 Sci. Amer. July 8/2 The demographic behavior of these nations is pointing in the direction of a rough equilibrium of deaths and births, that is, stationarity.

1989 G. I. Shapiro in J. C. J. Nihoul & B. M. Jamart Mesoscale/Synoptic Coherent Struct. in Geophysical Turbulence 789 The condition of strong stationarity seems to be too restrictive to describe long-lived eddies.

2003 M. Brown & S.-H. Chiang Coalitions in Oligopolies i. 36 Stationarity requires that players' proposals and responses depend only on the coalitions already formed.

This entry has been updated (OED Third Edition, December 2012; most recently modified version published online March 2022).

单词	stationarity
释义	stationarityn. Brit. /ˌsteɪʃəˈnarᵻti/, U.S. /ˌsteɪʃəˈnɛrədi/ Origin: Formed within English, by derivation. Etymons: stationary adj., -ity suffix. Etymology: < stationary adj. + -ity suffix. The state of being stationary (in various senses); stationariness; constancy; (Mathematics) the property of neither increasing nor decreasing (cf. stationary adj. 2b). ΘΚΠ the world > movement > [noun] > motion within limited space stationary motion1870 stationarity1901 the world > time > change > absence of change, changelessness > lasting quality, permanence > [noun] > permanent state or condition stay1536 fixedness1647 fixity1791 stability1855 stationarity1901 1901 Nature 11 Apr. 573/2 Signor Levi-Civita..is of opinion that Routh's definition of stationarity should be completed by adding the proviso that the relations between two disturbed motions..should be uniform. 1955 M. Loève Probability Theory ix. 418 In the integral stationarity case, the basic ergodic inequality takes very simple forms. 1973 Sci. Amer. July 8/2 The demographic behavior of these nations is pointing in the direction of a rough equilibrium of deaths and births, that is, stationarity. 1989 G. I. Shapiro in J. C. J. Nihoul & B. M. Jamart Mesoscale/Synoptic Coherent Struct. in Geophysical Turbulence 789 The condition of strong stationarity seems to be too restrictive to describe long-lived eddies. 2003 M. Brown & S.-H. Chiang Coalitions in Oligopolies i. 36 Stationarity requires that players' proposals and responses depend only on the coalitions already formed. This entry has been updated (OED Third Edition, December 2012; most recently modified version published online March 2022). < n.1901
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