propagationaladj.

Brit.

/ˌprɒpəˈɡeɪʃn̩(ə)l/,

/ˌprɒpəˈɡeɪʃən(ə)l/, U.S.

/ˌprɑpəˈɡeɪʃ(ə)nəl/

Origin: Formed within English, by derivation. Etymons: propagation n., -al suffix¹.

Etymology: < propagation n. + -al suffix¹. Compare earlier propagative adj., propagatory adj.

Of or relating to propagation, esp. of a wave or signal.

ΚΠ

1859 H. C. Carey Princ. Social Sci. III. xlvi. 278 Idleness is a great originator of population, and is altogether propagational.

1898 Nature 17 Nov. 56/2 How and about what range do we pass from the propagational velocities of 3 kilometres per second?

1930 L. T. Troland in C. Murchison Psychologies of 1930 xxv. 463 Although the neuromuscular mechanism has many peculiar properties of its own, its action follows the general principles which apply to any propagational device.

2002 J. M. Kittross & C. H. Sterling Stay Tuned (ed. 3) vii. 326 The propagational characteristics of the UHF band were such that some persons in rural areas would lose reception if the bands were changed.

This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	propagational
释义	propagationaladj. Brit. /ˌprɒpəˈɡeɪʃn̩(ə)l/, /ˌprɒpəˈɡeɪʃən(ə)l/, U.S. /ˌprɑpəˈɡeɪʃ(ə)nəl/ Origin: Formed within English, by derivation. Etymons: propagation n., -al suffix¹. Etymology: < propagation n. + -al suffix¹. Compare earlier propagative adj., propagatory adj. Of or relating to propagation, esp. of a wave or signal. ΚΠ 1859 H. C. Carey Princ. Social Sci. III. xlvi. 278 Idleness is a great originator of population, and is altogether propagational. 1898 Nature 17 Nov. 56/2 How and about what range do we pass from the propagational velocities of 3 kilometres per second? 1930 L. T. Troland in C. Murchison Psychologies of 1930 xxv. 463 Although the neuromuscular mechanism has many peculiar properties of its own, its action follows the general principles which apply to any propagational device. 2002 J. M. Kittross & C. H. Sterling Stay Tuned (ed. 3) vii. 326 The propagational characteristics of the UHF band were such that some persons in rural areas would lose reception if the bands were changed. This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022). < adj.1859
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