English Explanatory Dictionary

stop up

English dictionary entry

Meanings

verb
  1. To fill a hole or cavity, or block (an opening or passage), as with a plug.
  2. To permanently close or block (a road or path); to legally extinguish a right of way.
  3. To increase the aperture of a photographic lens, moving from an f/stop represented by a higher number to an f/stop represented by a lower number and causing more light to pass into the camera.

Word forms

stop up stops up stopping up stopped up

Antonyms

stop down
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
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