Medical Dictionary

1juvenile

adj ju·ve·nile \ˈjü-və-ˌnīl, -vən-əl\

Medical Definition of JUVENILE

1
:  physiologically immature or undeveloped <juvenile fish>
2
:  of, relating to, characteristic of, or affecting children or young people <juvenile arthritis>
3
:  reflecting psychological or intellectual immaturity <juvenile behavior>
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