Also found in: Medical, Acronyms.
1. New; recent: Neolithic.
a. New and different: neoimpressionism.
b. New and abnormal: neoplasm.
3. New World: Neotropical.
4. Young: neoteny.
neo-or sometimes before a vowel
1. (sometimes capital) new, recent, or a new or modern form or development: neoclassicism; neocolonialism.
2. (Geological Science) (usually capital) the most recent subdivision of a geological period: Neogene.
[from Greek neos new]
1. a combining form meaning “new,” “recent,” “revived,” “modified”: Neolithic; neoorthodoxy; neophyte.
2. a combining form used in the names of isomers having a carbon atom attached to four carbon atoms: neoarsphenamine.Also, esp. before a vowel,ne-.
[< Greek, comb. form of néos; akin to new]