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undercast
[ uhn-der-kast, -kahst ]
noun
- Mining. a crossing of two passages, as airways, dug at the same level so that one descends to pass beneath the other without any opening into it. Compare overcast ( def 9 ).
- Meteorology. an overcast layer of clouds viewed from above.
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Word History and Origins
Origin of undercast1
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Example Sentences
Undercast, un′dėr-kast, n. an air-passage crossing a road in a mine by means of an air-tight box or channel beneath it.
From Project Gutenberg
By noon the sky was heavily overcast, and an hour later undercast as well.
From Project Gutenberg
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