מָן (mān) is
a Hebrew noun
meaning What. It appears
14 times
in 6 books of the Hebrew Bible
(Strong's H4478).
Also rendered
manna
Same Hebrew root (TWOT 1209)
Range of meaning (TWOT 1209)manna; whatness
Full entry: Brown-Driver-Briggs and Strong's
מָןnoun, masculine: manna
Strong's H4478מָן: literally a whatness (so to speak), i.e. manna (so called from the question about it) KJV:manna.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.