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单词 self-repellent
释义

self-repellentadj.

Brit. /ˌsɛlfrᵻˈpɛlənt/, /ˌsɛlfrᵻˈpɛln̩t/, U.S. /ˌsɛlfrəˈpɛlənt/
Origin: Formed within English, by derivation. Etymons: self- prefix, repellent adj.
Etymology: < self- prefix + repellent adj. Compare self-repellency n.
Now chiefly historical.
Designating a substance (esp. a fluid or gas) which tends to expand because its particles repel each other. Also: designating particles, molecules, etc., of the same substance or type which repel each other. Cf. self-repulsive adj.Chiefly with reference to heat and electricity regarded as fluids. Cf. caloric n. 1, electric fluid n.
ΘΚΠ
the world > matter > chemistry > physical chemistry > gaseous phase > [adjective] > properties
elastical1660
elastic1681
self-repellent1803
self-repelling1803
self-repulsive1832
perfect1849
incoercible1861
1803 J. Robison Black's Lect. Elements Chem. I. 49 Heat depends on the abundance of a subtile matter highly elastic, or self-repellent.
1821 R. Hare in A. Ure Dict. Chem. (U.S. ed.) at Caloric (note) Is it not evident, that the same particles cannot, at the same time, be self-repellent, and self-attractive?
1868 C. Johnson One Great Force ii. 22 If all matter were self-repellent, it is plain that all would fly in every direction, producing universal chaos.
1933 A. W. Barton Text Bk. Heat viii. 162 According to the theory, heat is a self-repellent fluid, called caloric, which raises the temperature of any body to which it is added, and lowers that of any body from which it is removed.
1956 Proc. Royal Soc. A. 235 435 Du Fay had established that electrification was of two types..and that these were self-repellent but mutually attractive.
2001 Ann. Appl. Probability 11 1085 The attractive random polymer is self-repellent only on a macroscopic scale.
This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022).
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adj.1803
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