Meaning & use
Sirenians
Last updated
Aquatic mammals belonging to the order Sirenia, including manatees and dugongs.
See it in a sentence
Sirenians are gentle, slow-moving herbivores that graze on seagrass.
Fossil records show that sirenians once included many more species than survive today.
A note on using this word
The order's name comes from the mythical sirens, since sailors reportedly mistook these marine mammals for mermaids from a distance.
Words with a similar meaning
sea cows
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