vitrain
vitrain noun: a constituent of banded bituminous coal consisting of a horizontal glossy band of friable material.

Noun
vitrain (countable and uncountable, plural vitrains)
- A constituent of banded bituminous coal consisting of a horizontal glossy band of friable material.
- The caking behaviour of vitrain and clarain could be improved after the coal has been picked out.1996, T.S. Golosinski, Guo Yuguang, Mining Science and Technology 1996, →ISBN, page 396
- In order to measure relatively accurately the activation energy of coal, and to exclude the disturbance from coal samples, the hand-picked banded vitrains in bright coal are adopted as experimental samples (Table 1).1997, Yang Qi, Geology of Fossil Fuels: Coal, →ISBN, page 149
Forms of vitrain
| plural | vitrains |
|---|
Origin of vitrain
From Latin vitreus (“vitreous”) + -ain in fusain; compare French -ain (“-ane”). Coined by British birth control campaigner and paleontologist Marie Stopes in 1918.
Questions about vitrain
- What does vitrain mean?
- Vitrain means a constituent of banded bituminous coal consisting of a horizontal glossy band of friable material.
- What part of speech is vitrain?
- Vitrain is a noun.
- What is the plural of vitrain?
- The plural of vitrain is vitrains.
Words near vitrain in the dictionary
Source and license
Adapted from Wiktionary: vitrain (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “vitrain.” Word.ws, https://word.ws/vitrain. Based on Wiktionary, CC BY-SA 4.0.
