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The Britannica Dictionary

intra-

1 ENTRIES FOUND:

intra- (prefix)

intra- /ˈɪntrə/ prefix

intra-

/ˈɪntrə/

prefix

Britannica Dictionary definition of INTRA-

1

: within something

intramural

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— opposite extra-

2

: in or into something

intravenous

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