Main meanings of costean in English

: costean1costean2

costean1

(also costeen)

Pronunciation /kɒˈstiːn/

See synonyms for costean

noun

South West English Mining
  • A pit or trench sunk through surface deposits in order to locate a vein of ore and ascertain its extent.

Origin

Late 18th century; earliest use found in William Pryce (d. 1790), surgeon, mineralogist, and antiquary. Origin uncertain; perhaps from an otherwise unattested Cornish phrase or compound from a first element of uncertain origin + sten tin (Middle Cornish stean; cognate with Welsh ystaen).

Main meanings of costean in English

: costean1costean2

costean2

Pronunciation /kɒˈstiːn/

See synonyms for costean

verb

South West English Mining
  • To sink a costean.

Origin

Mid 19th century; earliest use found in Cornwall Royal Gazette. From costean.