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单词 wellhole
释义

wellhole

English

Etymology

well + hole

Noun

wellhole (plural wellholes)

  1. The open space in a floor, to accommodate a staircase.
  2. The open space left beyond the ends of the steps of a staircase.
  3. A cavity which receives a counterbalancing weight in certain mechanical contrivances, and is adapted also for other purposes.
    (Can we find and add a quotation of W. M. Buchanan to this entry?)

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for wellhole in
Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)

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