English
problemshed
From problem + shed, modelled after watershed (“a drainage basin”).
Ancient Greek βάλλω ‘to throw’
…
Ancient Greek πρόβλημα ‘anything thrown forward’
Latin problēma ‘problem’
Middle French probleme
Middle English probleme ‘a conundrum’
English problem
Proto-Indo-European *skey- ‘to split, to dissect’
…
Proto-Germanic *skaiþaną ‘to separate’
Proto-West Germanic *skaiþan ‘to separate’
Old English scēadan ‘to separate, divide, make a line of…’
Middle English scheden ‘to part or comb (hair)’
English shed
Today it means
noun A region particularly relevant to certain ecological and socio-economic problems, especially when viewed as a unit of management and policymaking.
Language periods are conventional ranges, not dates for this word.
Etymograph / problemshed