bounds

Definitions of bounds
  1. noun
    the line or plane indicating the limit or extent of something
    synonyms: bound, boundary
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    Rubicon
    the boundary in ancient times between Italy and Gaul; Caesar's crossing it with his army in 49 BC was an act of war
    Mohorovicic discontinuity
    the boundary between the Earth's crust and the underlying mantle
    Green Line
    the border marking the boundaries of the land that Israel won in its 1948 war of independence
    Line of Control
    a 450-mile line that is supposed to indicate the boundary between the part of Kashmir controlled by India and the part controlled by Pakistan
    Mason and Dixon's line
    the boundary between Maryland and Pennsylvania; symbolic dividing line between North and South before the American Civil War
    Triple Frontier
    the border area where Argentina and Brazil and Paraguay meet; an active South American center for contraband and drug trafficking and money laundering; a suspected locale for Islamic extremist groups
    types:
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    hairline
    the natural margin formed by hair on the head
    frontier
    an international boundary or the area (often fortified) immediately inside the boundary
    heliopause
    the boundary marking the edge of the sun's influence; the boundary (roughly 100 AU from the sun) between the interplanetary medium and the interstellar medium; where the solar wind from the sun and the radiation from other stars meet
    border, borderline, boundary line, delimitation, mete
    a line that indicates a boundary
    bourn, bourne
    an archaic term for a boundary
    district line
    the boundary between two districts
    county line
    the boundary between two counties
    city line
    the boundary of a city
    border, edge
    the boundary of a surface
    end
    a boundary marking the extremities of something
    demarcation, demarcation line, limit
    the boundary of a specific area
    lineation, outline
    the line that appears to bound an object
    surface
    the extended two-dimensional outer boundary of a three-dimensional object
    shoreline
    a boundary line between land and water
    edge
    the outside limit of an object or area or surface; a place farthest away from the center of something
    interface
    (chemistry) a surface forming a common boundary between two things (two objects or liquids or chemical phases)
    hard palate
    the bony part of the roof of the mouth
    palate, roof of the mouth
    the upper surface of the mouth that separates the oral and nasal cavities
    face, side
    a surface forming part of the outside of an object
    circuit, circumference
    the boundary line encompassing an area or object
    fence line
    a boundary line created by a fence
    property line
    the boundary line between two pieces of property
    state boundary, state line
    the boundary between two states
    brink
    the edge of a steep place
    celestial sphere, empyrean, firmament, heavens, sphere, vault of heaven, welkin
    the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
    city limit, city limits
    the limits of the area occupied by a city or town
    end
    the surface at either extremity of a three-dimensional object
    inside, interior
    the inner or enclosed surface of something
    limb
    (astronomy) the circumferential edge of the apparent disc of the sun or the moon or a planet
    upper limit
    the limit on the upper (or northernmost) side of something
    lower limit
    the limit on the lower (or southernmost) side of something
    coastline
    the outline of a coast
    silhouette
    an outline of a solid object (as cast by its shadow)
    exterior, outside
    the outer side or surface of something
    skyline
    the outline of objects seen against the sky
    substrate, substratum
    a surface on which an organism grows or is attached
    three-mile limit
    the limit of a nation's territorial waters
    wave front, wavefront
    (physics) an imaginary surface joining all points in space that are reached at the same instant by a wave propagating through a medium
    photosphere
    the intensely luminous surface of a star (especially the sun)
    type of:
    extremity
    the outermost or farthest region or point
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