sixty-four

num

sixty-four

num

1

The cardinal number immediately following sixty-three and preceding sixty-five.

As a consequence of the previous rules, each of the sixty-four squares is invariably indicated by a unique combination of a letter and a number.2022, “2023 Laws of Chess”, in FIDE, page 21:

Synonyms: 64, LXIV
Derived terms: sixty-four dollar question, sixty-fourmo, sixty-four thousand dollar question

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.