parfocal
[ pahr-foh-kuhl ]
/ pɑrˈfoʊ kəl /
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adjective Optics.
of or relating to different eyepieces (of telescopes or microscopes) that all focus their images in the same plane, so that they can be interchanged without readjusting the instrument.
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QUIZ YOURSELF ON "WAS" VS. "WERE"!
Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
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“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.
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Words nearby parfocal
parev, pareve, par excellence, parfait, parfleche, parfocal, par for the course, parfum, pargasite, parget, pargeting
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021