English

intraordinal

From intra- + ordinal.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁énteros ‘inside, within’

Latin *interus

Latin intrā ‘within’

Latin ōrdō ‘order’

Latin ōrdinālis

Today it means

adj Within a taxonomic order

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

Etymograph / intraordinal