deutero-
1.
a combining form meaning “second,” used in the formation of compound words:
deuterocanonical.
Also,
especially before a vowel,
deuter-
.
Origin
<
Greek,
combining form of
deúteros
British Dictionary definitions for
deutero-
deutero-
combining form
1.
second or secondary:
deuterogamy,
deuterium
2.
(in chemistry) indicating the presence of deuterium
Word Origin
from Greek
deuteros
second
deutero-
in Medicine
deutero-
or
deuter-
pref.
Second; secondary:
deuteropathy.
deutero-
in Science
deutero-
A prefix meaning "second" or "secondary," as in
deuterostome,
an animal whose mouth is the second opening to develop.