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单词 allophanic
释义

Definition of allophanic in English:

allophanic

adjective aləˈfanɪk
Chemistry
  • Of or derived from this acid.

adjective aləˈfanɪk
  • Of the nature of or containing the clay mineral allophane; especially designating soils dominated by allophane and related minerals, typically occurring on substrates of volcanic ash and weathered volcanic rocks.

Origin

Mid 19th century (in an earlier sense). From Byzantine Greek ἀλλοϕανής appearing otherwise (from ancient Greek ἀλλο- + -ϕανής) + -ic, originally (in allophanic acid) after German Allophansäure
early 20th century. From allophane + -ic.

Definition of allophanic in US English:

allophanic

adjectivealəˈfanɪk
Chemistry
  • Of or derived from this acid.

adjectivealəˈfanɪk
  • Of the nature of or containing the clay mineral allophane; especially designating soils dominated by allophane and related minerals, typically occurring on substrates of volcanic ash and weathered volcanic rocks.

Origin

Mid 19th century (in an earlier sense). From Byzantine Greek ἀλλοϕανής appearing otherwise (from ancient Greek ἀλλο- + -ϕανής) + -ic, originally (in allophanic acid) after German Allophansäure<br>early 20th century. From allophane + -ic.

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更新时间:2025/1/13 21:02:01