noun
mass noun1
(also gault clay)A thick, heavy clay.‘The single-storey building is steel-framed, and clad externally with buff (gault) bricks with wide raked joints, giving a strip effect.’- ‘The feasibility study into remanufacturing traditional gault clay peg tiles is near completion, thanks to the support of the local authorities and English Heritage.’
- 1.1Geology A series of Cretaceous clays and marls forming strata in southern England.
Origin
Late 16th century possibly related to Old Swedish galt, neuter of galder ‘barren’.
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