English

infranuclear

From infra- + nuclear.

Proto-Indo-European *bʰer- ‘to bear, carry’

…

Proto-Italic *ferō ‘to carry, bear’

Latin ferō ‘to bear’

Latin īnferō ‘to carry, bring, put, place, or throw in,…’

Latin īnfrā ‘below’

Proto-Italic *knuks ‘nut’

Latin nux ‘nut’

Latin nucleus ‘small nut; kernel’

Today it means

adj Beneath a nucleus (typically of a nerve)

Language periods are conventional ranges, not dates for this word.

Etymograph / infranuclear