Intra-

·- A prefix signifying in, within, interior; as, intraocular, within the eyeball; intramarginal.

intra
intrā, adv. and prep. [contr. from intĕrā; sc. parte], on the inside, within (class. only as a prep....

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
intra
intrā (1) adv.* interus; ANA-, on the inside, within : Nil intra est oleā duri, H.(al. oleam).— Fo...

An Elementary Latin Dictionary