: along or close at the side
We waited for the other boat to come alongside.
1
: next to (someone or something)
The children work alongside their parents in the field.
2
: along the side of (something)
Bring the boat alongside the dock.
3
: at the same time as (something) : together with (something)
one theory taught alongside the other
The town grew up alongside the college.
Cite this Entry
“Alongside.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/alongside. Accessed 14 Apr. 2026.
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