gault /gölt/

1. (with cap) a series of beds of clay and marl between the Upper and the Lower Greensand (geology)
2. Brick-earth
3. A brick of gault clay

gaultˈer noun

A person who digs gault

• opsimath
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• opsin
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• opsiometer
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• -opsis
• opsomania
• opsomaniac
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• opsonic
• opsonin
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• opsonium
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• opsonize
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