oblong

US /ˈɑː.blɑːŋ/
UK /ˈɑː.blɑːŋ/
"oblong" picture
1.

having an elongated shape, typically with parallel sides and rounded ends

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The table was oblong, not perfectly round.
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She wore an oblong pendant around her neck.
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elongatedovalellipticalrectangular
1.

an object or shape that is oblong

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The artist preferred to paint on an oblong rather than a square canvas.
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The package was an unusual oblong, making it hard to wrap.
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ovalrectangleellipse