Tiny Thing To Split Crossword Clue — 4 Letters

One confident answer with explanation of the wordplay

ATOM

Best match

A

T

O

M

An "atom" is a tiny thing (smallest unit of matter), and "splitting the atom" is a well-known phrase referring to nuclear fission. This classic crossword clue plays on both meanings perfectly.

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Other possible answers

HAIR'Splitting hairs' means to make tiny distinctions, and a hair is a small thing — less likely but possible.

BILLTo 'split the bill' and a bill can be small, but 'tiny' doesn't fit well.

NANOMeans tiny, but 'splitting a nano' isn't a common phrase.

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