English
extra-label
From extra- + label.
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 *leb- ‘blade’
Proto-Germanic *lappǭ
Frankish *lappā ‘torn piece of cloth’
Old French label ‘strip of fabric’
Middle English label ‘narrow band’
English label
Today it means
adj Of or pertaining to the use of a drug in a way or for a purpose not specified on the label, or specifically the information provided by the manufacturer.
Language periods are conventional ranges, not dates for this word.
Etymograph / extra-label