Definition of not only
—used to say that both of two related statements are true Not only did they win, they won by a landslide. The game is not only lots of fun, it's educational too! I'm concerned not only for myself, but for my children (as well).
Word by Word Definitions
: unquestionably the best : peerless
: alone in a class or category : sole
: having no brother or sister
: as a single fact or instance and nothing more or different : merely
: solely, exclusively
: at the very least
: with the restriction that : but
: and yet : however
: were it not that : except
Seen and Heard
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