cross-hall
[Co].
Covered assembly area in the headquarters building of a fort.
cross-hatching
[De].
crossing
[Co].
That part of a cruciform church in which the transepts cross the nave.
cross-ridge dyke
[MC].
A bank and ditch, sometimes a ditch between two banks, crossing a ridge or spur of high ground. Such features are often of the later Bronze Age and Iron Age in northwest Europe.
crouched burial
[MC].
crown glass
[Ma].
The main method of making sheets of glass in the 18th century
ad
was to fix a ball of semi-molten glass to the end of a rod and spin it into a disc up to 1.5m across. This left the characteristic thickened ring where the disc was broken from the rod.
crucible
[Ar].
A small clay bowl used for re-melting smelted metal so that it can be poured into a mould.