costean

C3O1S1T1E1A1N1

noun

A trench in solid rock intersected by pits which reveals mineral veins.

OriginCornish kodha →
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Meanings

nouncostean (plural costeans)

plural costeans

  1. businessA trench in solid rock intersected by pits which reveals mineral veins.
verbcostean (third-person singular simple present costeans, present participle costeaning, simple past and past participle costeaned)

present singular third person costeans · participle present costeaning · participle past costeaned · past costeaned

  1. businessTo search for lodes by sinking small pits through the superficial deposits to the solid rock, and then driving from one pit to another across the direction of the vein, so as to cross all the veins between the two pits.

Origin

  1. Cornishkodha“to fall, happen”
  2. Englishcostean

Presumably from Cornish kodha (“to fall, happen”) + sten (“tin”).

More words from Cornish

Full word history & related roots →

Rhymes & wordplay

Anagrams

Secotan
Cite this entry
APA

costean. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/costean

MLA

“costean.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/costean. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “costean,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/costean.

Source: costean on Wiktionary, CC BY-SA 4.0.