meridional vs southern

meridional and southern both are adjectives.

Word	Noun	Adjective	Verb	Adverb
meridional	No	Yes	No	No
southern	No	Yes	No	No

meridional (adjective)	southern (adjective)
of or relating to a meridian	situated in or coming from regions of the south
located in the south or characteristic of southern people or places	in or characteristic of a region of the United States south of (approximately) the Mason-Dixon line
	from the south; used especially of wind
	situated in or oriented toward the south