sulphur has definitions from the field of chemistry
1
[ verb ] treat with sulphur in order to preserve

Synonyms

sulfur

Examples

"These dried fruits are sulphured"

Used in print

(Ruth F. Rosevear, "North Country School Cares for...)

Dried_fruits are purchased from sources where they are neither sulphured nor sprayed .

Related terms

process sulfur

2
[ noun ] (chemistry) an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)
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