elongated along the polar diameter, as a spheroid generated by the revolution of an ellipse about its longer axis (opposed to oblate ).

1685–95; < Latin prōlātus, past participle of prōferre to bring forward, extend; see pro-1, oblate

prolately, adverb
prolateness, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
prolate (ˈprəʊleɪt)
Compare oblate having a polar diameter of greater length than the equatorial diameter
[C17: from Latin prōferre to enlarge]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Example sentences
It was not until the higher solid fractions were reached that the the prolate spheroids became more aligned.
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