Intensity

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Safin讨论 | 贡献2022年4月27日 (三) 03:44的版本 (建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/intensity ref] intense +‎ -ity. Cf. also Medieval Latin intensitas. == etymonline…”的新页面)
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wiktionary

ref

intense +‎  -ity. Cf. also Medieval Latin  intensitas. 


etymonline

ref

intensity (n.)

1660s, from intense + -ity. Earlier was intenseness (1610s). A scientific term originally; sense of "extreme depth of feeling" attested by 1830.