swordfish
A large marine fish with a long, pointed bill, Xiphias gladius.
Other meanings
A sudoku technique involving possible cell locations for a digit, or pair, or triple, in uniquely three rows and three columns only. This allows for the elimination of candidates around the grid.
Related words
- Chinese swordfish
- swordfish sucker
- swordie
Word history
From Middle English "swerdfysche".
Where this comes from
This definition is adapted from “swordfish” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.