1. (noun) a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)

• country

2. (noun) a part of an animal that has a special function or is supplied by a given artery or nerve

• region

3. (noun) a particular environment or walk of life

• arena
• domain
• field
• orbit
• sphere

4. (noun) the extent of a 2-dimensional surface enclosed within a boundary

• expanse
• surface area

1. (noun) a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)

• anchorage
• anchorage ground
• arena
• bed ground
• bed-ground
• bedground
• block
• city block
• broadcast area
• center
• centre
• eye
• heart
• middle
• clear
• open
• corner
• corner
• danger
• disaster area
• fireside
• hearth
• free port
• free zone
• hangout
• haunt
• repair
• resort
• stamping ground
• high country
• hunting ground
• neighborhood
• no man's land
• no-go area
• playground
• resort area
• vacation spot
• quadrant
• quadrant
• rain shadow
• refuge
• safety
• retreat
• scene
• section
• shrubbery
• space
• staging area
• tank farm
• winner's circle

2. (noun) a subject of study

• gray area
• grey area
• territory

3. (noun) a part of an animal that has a special function or is supplied by a given artery or nerve

• area of cardiac dullness
• areola
• ring of color
• cleavage
• cortical area
• cortical region
• epigastrium
• erogenous zone
• fovea
• fovea centralis
• groin
• inguen
• half-moon
• lunula
• lunule
• hypochondrium
• loins
• pubes
• pubic region
• macula
• macula lutea
• macular area
• yellow spot
• middle
• midriff
• midsection
• palm
• thenar
• parafovea
• perineum
• pressure point
• quick
• side
• sole
• thenar
• waist
• waistline

4. (noun) a particular environment or walk of life

• distaff
• front
• kingdom
• land
• realm
• lap
• political arena
• political sphere
• preserve
• province
• responsibility

5. (noun) a part of a structure having some specific characteristic or function

• aisle
• auditorium
• baggage claim
• bema
• chancel
• sanctuary
• box
• breakfast area
• breakfast nook
• bullpen
• choir
• corner
• nook
• court
• courtyard
• dead-air space
• dining area
• enclosure
• family circle
• peanut gallery
• second balcony
• upper balcony
• goalmouth
• hideaway
• retreat
• lay-by
• layby
• pull-off
• rest area
• rest stop
• nave
• orchestra pit
• pit
• panopticon
• patio
• terrace
• pit
• pit
• press gallery
• quad
• quadrangle
• room
• storage space
• threshing floor
• turnaround

6. (noun) the extent of a 2-dimensional surface enclosed within a boundary

• acreage
• land area
• balk
• baulk
• blank space
• place
• space
• erasure
• footprint
• plane section
• section
• space

1. (noun) a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)

• region

2. (noun) a subject of study

• issue
• matter
• subject
• topic

3. (noun) a part of an animal that has a special function or is supplied by a given artery or nerve

• body part

4. (noun) a particular environment or walk of life

• environment

5. (noun) a part of a structure having some specific characteristic or function

• construction
• structure

6. (noun) the extent of a 2-dimensional surface enclosed within a boundary

• extent

1. (noun) a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)

• areal

2. (noun) the extent of a 2-dimensional surface enclosed within a boundary

• areal