elliptical
US /iˈlɪp.tɪ.kəl/
UK /iˈlɪp.tɪ.kəl/

1.
shaped like an ellipse; oval
:
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The planet orbits the sun in an elliptical path.
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The stadium has an elliptical shape, providing good views from all seats.
2.
(of speech or writing) in which words are omitted, provided that the meaning is clear from the context
:
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His writing style is often elliptical, requiring careful reading to grasp the full meaning.
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The conversation was elliptical, with many unspoken assumptions.