DICT.TW Dictionary Taiwan
Ne·o- A prefix meaning new, recent, late; and in chemistry designating specifically that variety of metameric hydrocarbons which, when the name was applied, had been recently classified, and in which at least one carbon atom is connected directly with four other carbon atoms; -- contrasted with normal and iso-; as, neopentane; the neoparaffins. Also used adjectively.
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neo
adj : (used as a combining form) recent or new; "`neo' is a
combining form in words like `neocolonialism'"