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Mare Tyrrhenum

[ ti-ree-nuhm ]
/ tɪˈri nəm /
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noun

(Tyrrhenian Sea) an area in the southern hemisphere of Mars, appearing as a dark region when viewed telescopically from the earth.

QUIZZES

QUIZ YOURSELF ON “THEIR,” “THERE,” AND “THEY’RE”

Are you aware how often people swap around “their,” “there,” and “they’re”? Prove you have more than a fair grasp over these commonly confused words.
Question 1 of 7
Which one of these commonly confused words can act as an adverb or a pronoun?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

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