Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
bore-hole is a noun meaning "a hole or passage made by a drill; usually made for exploratory purposes". It carries one recorded sense.
a hole or passage made by a drill; usually made for exploratory purposes
mining
Definitions, synonyms and semantic relations for bore-hole come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.