1 [ob-leyt, o-bleyt]
flattened at the poles, as a spheroid generated by the revolution of an ellipse about its shorter axis (opposed to prolate ).

1695–1705; < Neo-Latin oblātus lengthened, equivalent to Latin ob- ob- + (prō)lātus prolate

oblately, adverb
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2 [ob-leyt, o-bleyt]
a person offered to the service of and living in a monastery, but not under monastic vows or full monastic rule.
a lay member of any of various Roman Catholic societies devoted to special religious work.

1860–65; < Medieval Latin oblātus, suppletive past participle of offerre to offer

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World English Dictionary
oblate1 (ˈɒbleɪt)
Compare prolate having an equatorial diameter of greater length than the polar diameter: the earth is an oblate sphere
[C18: from New Latin oblātus lengthened, from Latin ob- towards + lātus, past participle of ferre to bring]

oblate2 (ˈɒbleɪt)
a person dedicated to a monastic or religious life
[C19: from French oblat, from Medieval Latin oblātus, from Latin offerre to offer]

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Word Origin & History

"flattened on the ends," 1705, from L. ob "toward" + latus, abstracted from its opposite, prolatus "lengthened" (see oblate (n.)).

"person devoted to religious work," 1756, from M.L. oblatus, noun use of L. oblatus, variant pp. of L. offerre "to offer, to bring before" (latus "carried, borne" used as suppletive pp. of ferre "to bear"), from *tlatos, from PIE base *tel-, *tol- "to bear, carry" (see extol).
Online Etymology Dictionary, © 2010 Douglas Harper
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Encyclopedia Britannica


(from Latin oblatus, "one offered up"), in Roman Catholicism, a lay person connected with a religious order or institution and living according to its regulations; a minor dedicated by his parents to become a monk according to the Benedictine Rule; or a member of either the Oblates of Mary Immaculate (O.M.I.) or the Oblates of St. Francis de Sales (O.S.F.S.)

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
He held in his hands a big, oblate, greenish-gray stone.
Turns out it would be highly oblate, and because of the way light works the horizon would appear to be above the viewer.
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