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Updated June 2026
plural of vacuum; empty spaces
“The vacua in the crystal structure were studied.”
vac·u·a
"Vacua" repeats a letter (4 unique of 5), so it rules out fewer options as an opening guess. Its 3 vowels help pin down vowel positions early.
"Vacua" is worth 10 points before board bonuses. Aim its letters at double/triple-letter and word squares to lift the score.
Change a single letter of “vacua” to make these 5-letter words — useful for Wordle and crossword clues.
Look up vacua in an authoritative dictionary for full definitions, pronunciation, and etymology.
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