underdeveloped

underdeveloped definition - medical

un·der·de·vel·oped (ŭnˌdər-dĭ-vĕlˈəpt)

adjective
Not adequately or normally developed; immature.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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