obtenebration

English

Etymology

From Latin obtenebrate (“to make dark”).

Noun

obtenebration

(obsolete) The act of darkening; darkness.
- 1627 (indicated as 1626), Francis [Bacon], “(please specify the page, or |century=I to X)”, in Sylua Syluarum: Or A Naturall Historie. In Ten Centuries. […], London: […] William Rawley […]; [p]rinted by J[ohn] H[aviland] for William Lee […], →OCLC:
  In every megrim or vertigo, there is an obtenebration joined with a semblance of turning round.

Related terms

obtenebrate

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 The imported definitions may be significantly out of date, and any more recent senses may be completely missing.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 “obtenebration”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)