surface area vs section

surface area and section both are nouns.

Word	Noun	Adjective	Verb	Adverb
surface area	Yes	No	No	No
section	Yes	No	Yes	No

As nouns, section is a hyponym of surface area; that is, section is a word with a more specific, narrower meaning than surface area:

surface area: the extent of a 2-dimensional surface enclosed within a boundary
section: (geometry) the area created by a plane cutting through a solid

Other hyponyms of surface area include acreage, land area, footprint, erasure, blank space, place, space, space, balk, baulk, plane section.

surface area (noun)	section (noun)
the extent of a 2-dimensional surface enclosed within a boundary	the cutting of or into body tissues or organs (especially by a surgeon as part of an operation)
	one of several parts or pieces that fit with others to constitute a whole object
	one of the portions into which something is regarded as divided and which together constitute a whole
	a self-contained part of a larger composition (written or musical)
	a segment of a citrus fruit
	a small army unit usually having a special function
	a division of an orchestra containing all instruments of the same class
	a small team of policemen working as part of a police platoon
	a specialized division of a large organization
	a small class of students who are part of a larger course but are taught separately
	(geometry) the area created by a plane cutting through a solid
	a distinct region or subdivision of a territorial or political area or community or group of people
	a very thin slice (of tissue or mineral or other substance) for examination under a microscope
	a land unit equal to 1 square mile

surface area (verb)	section (verb)
	divide into segments