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definitions

acorn valve

US acorn tube

noun

a small electronic valve, approximately acorn-shaped with small closely-spaced electrodes, used in ultrahigh-frequency applications

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Nearby words

  1. acorn clock,
  2. acorn spoon,
  3. acorn squash,
  4. acorn sugar,
  5. acorn tube,
  6. acorn worm,
  7. acosta's disease,
  8. acotyledon,
  9. acouasm,
  10. acouchi
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012