Sinus Iridum
[ see-nuhs ir-i-duhm, sahy- ]
/ ˈsi nəs ˈɪr ɪ dəm, ˈsaɪ- /
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noun
(Bay of Rainbows) a semicircular dark plain in the second quadrant of the face of the moon.
QUIZ
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.
Question 1 of 7
“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.
Words nearby Sinus Iridum
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022