Word.ws English Dictionary

book gills

book gills is the plural of book gill.

Meaning of book gill

Noun

book gill (plural book gills)

  1. A gill found in horseshoe crabs consisting of membranous folds, resembling the leaves of a book.

Questions about book gills

What is book gills the plural of?
Book gills is the plural of book gill.

Words near book gills in the dictionary

  1. book folder
  2. book folders
  3. book form
  4. book forms
  5. book gill
  6. book gills
  7. book group
  8. book groups
  9. book hand
  10. book hands
  11. book in

Source and license

Adapted from Wiktionary: book gills (page history and authors); book gill (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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