English
Merseyside
From Mersey + -side.
A compound of Mersey + -side
Proto-Indo-European *mey- ‘to build’
Proto-Indo-European *moyro-
Proto-Germanic *mairiją ‘mooring post, post, boundary’
Proto-West Germanic *mairī
Old English mære ‘boundary river’
English Mersey
Today it means
name A metropolitan county in northwestern England bordering Greater Manchester, Lancashire and Cheshire.
Language periods are conventional ranges, not dates for this word.
Etymograph / Merseyside