intro-

1.
a prefix, meaning “inwardly,” “within,” occurring in loanwords from Latin (introspection); occasionally used in the formation of new words (introjection).
Compare intra-.
Origin
< Latin, representing intrō (adv.) inwardly, within
British Dictionary definitions for intro-

intro-

prefix
1.
in, into, or inward: introvert
Word Origin
from Latin intrō towards the inside, inwardly, within
Word Origin and History for intro-

word-forming element, from Latin intro "on the inside, within, to the inside," from PIE *en-t(e)ro-, suffixed form of preposition *en "in" (see in).

intro- in Medicine

intro- pref.

  1. In; into: intromission.

  2. Inward: introspection.