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DRILLING BIT
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A bit used in drilling for oil
Synonyms:
drill bit; drilling bit
Classified under:
Nouns denoting man-made objects
Hypernyms ("drilling bit" is a kind of...):
bit (the cutting part of a drill; usually pointed and threaded and is replaceable in a brace or bitstock or drill press)
Hyponyms (each of the following is a kind of "drilling bit"):
core bit (a hollow drilling bit that is the cutting part of a core drill; allows core samples to be taken)
blade bit; fishtail bit (a drilling bit with cutting edges usually hardened against wear)
rock bit; roller bit (a drill bit that has hardened rotating rollers)
