Elemental unit

The answer

ATOM

4 letters. See every clue for this answer on the ATOM answer page.

Used 40 times across 24 distinct years; most recently in 2026; first recorded in 1988. It appears in 13 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.

Other answers for this clue

The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.

• MOLECULE (1 uses in xd)

Other clues for ATOM

Every other clue in this collection answered by ATOM, most used first.

• Molecule part - used 269 times, most recently in 2026
• Tiny particle - used 96 times, most recently in 2026
• Part of a molecule - used 79 times, most recently in 2026
• Molecule component - used 71 times, most recently in 2026
• Proton's place - used 55 times, most recently in 2025
• Mighty mite - used 45 times, most recently in 2012
• Physics bit - used 43 times, most recently in 2026
• Small matter? - used 37 times, most recently in 2026
• Fermi's bit - used 30 times, most recently in 2026
• Nuclear energy source - used 30 times, most recently in 2025
• Bit of matter - used 28 times, most recently in 2026

Related clues

Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.

• Unit of force - DYNE, used 242 times
• Farm unit - ACRE, used 163 times
• Land unit - ACRE, used 124 times
• Heredity unit - GENE, used 109 times
• Farmland unit - ACRE, used 92 times
• Rating unit - STAR, used 80 times

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