neo-
combining form
variants or before a vowel ne-
1
a
: new : recent
Neogene
b
: new and different period or form of
Neoplatonism
: in a new and different form or manner Neoplatonic
c
: New World
Nearctic
Neotropical
d
: new and abnormal
neoplasm
2
: new chemical compound isomeric with or otherwise related to (such) a compound
neostigmine
Word History
Etymology
borrowed from Greek neo-, combining form from néos "young, fresh, new" — more at new entry 1