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Covid shortened form of "Covid-19," a serious, potentially fatal disease caused by a novel coronavirus that broke out initially in 2019 and caused a pandemic in 2020.
Covid-19 a serious, potentially fatal disease caused by a novel coronavirus that broke out initially in 2019 and caused a pandemic in 2020. "Co" in Covid stands for "corona," "vi" stands for "virus," and "d" stands for "disease." The number 19 refers to the year 2019.
Humpty Dumpty (sometimes l.c.) an English nursery rhyme character shaped like a large egg, who fell off a wall, broke into pieces, and could not be reassembled.
supercontinent a massive land formation thought to have existed in the geological past, that, according to the theory of plate tectonics, broke into parts which drifted, creating the present continents.