Definition of firn in English:

firn

noun ˈfɪənfɪrn

mass noun

Crystalline or granular snow, especially on the upper part of a glacier, where it has not yet been compressed into ice.
（冰川上部的）粒雪，万年雪
Example sentencesExamples
- About a quarter of that shrinkage, or 7 cm, may have resulted from snow packing down into denser material called firn, says Andrew Shepherd, a glaciologist at the University of Cambridge in England.
- Combine such dense firn with a daily rhythm of freeze and thaw, and spring avalanche danger is easy to predict and avoid.

Origin

Mid 19th century: from German, from Old High German firni 'old'; related to Swedish forn 'former'.

Definition of firn in US English:

firn

nounfɪrnfirn

Granular snow, especially on the upper part of a glacier, where it has not yet been compressed into ice.
（冰川上部的）粒雪，万年雪
Example sentencesExamples
- About a quarter of that shrinkage, or 7 cm, may have resulted from snow packing down into denser material called firn, says Andrew Shepherd, a glaciologist at the University of Cambridge in England.
- Combine such dense firn with a daily rhythm of freeze and thaw, and spring avalanche danger is easy to predict and avoid.

Origin

Mid 19th century: from German, from Old High German firni ‘old’; related to Swedish forn ‘former’.

词汇	firn
释义	Definition of firn in English: firn noun ˈfɪənfɪrn mass noun Crystalline or granular snow, especially on the upper part of a glacier, where it has not yet been compressed into ice. （冰川上部的）粒雪，万年雪 Example sentencesExamples About a quarter of that shrinkage, or 7 cm, may have resulted from snow packing down into denser material called firn, says Andrew Shepherd, a glaciologist at the University of Cambridge in England. Combine such dense firn with a daily rhythm of freeze and thaw, and spring avalanche danger is easy to predict and avoid. Origin Mid 19th century: from German, from Old High German firni 'old'; related to Swedish forn 'former'. Definition of firn in US English: firn nounfɪrnfirn Granular snow, especially on the upper part of a glacier, where it has not yet been compressed into ice. （冰川上部的）粒雪，万年雪 Example sentencesExamples About a quarter of that shrinkage, or 7 cm, may have resulted from snow packing down into denser material called firn, says Andrew Shepherd, a glaciologist at the University of Cambridge in England. Combine such dense firn with a daily rhythm of freeze and thaw, and spring avalanche danger is easy to predict and avoid. Origin Mid 19th century: from German, from Old High German firni ‘old’; related to Swedish forn ‘former’.
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