English
extragranular
From extra- + granular.
Proto-Indo-European *h₁éǵʰs ‘out’
Proto-Indo-European *h₁eǵʰsteros
Proto-Italic *eksteros
Latin exter ‘being on the outside’
Latin extrā ‘outside, except, beyond’
English extra-
Proto-Indo-European *ǵr̥h₂nóm ‘grain’
Proto-Italic *grānom ‘grain’
Latin grānum ‘grain, seed’
Latin ulum
Late Latin grānulum ‘granule, little grain’
English granular
Today it means
adj Of or pertaining to additional ingredients added to a material following granulation; outside of a granule.
Language periods are conventional ranges, not dates for this word.
Etymograph / extragranular