American Heritage Dictionary
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Century Dictionary
(1)
GNU Webster's 1913
(1)
WordNet
(1)
Elsewhere on the web
One of the men said that the manatee was about 5 to 7 feet long, the newspaper reported.— TheBostonChannel.com - News
Anyone who spots the manatee is urged to call 978-551-0152.— TheBostonChannel.com - News
He and Rothwell knew right away what it was: a manatee, a tropical species rarely found north of Florida, and never found in Cape Cod Bay.— Cryptomundo
Burke believed the men's report was a credible sighting and that this manatee might be the same one that was seen in the Taunton River in Fall River Sept. 18.— Cryptomundo
The former Brave and current beached manatee, albeit a rich manatee, will be free to go wherever he wants.— LAist

American Heritage Dictionary (1)
Century Dictionary (1)
Bubble size: how much this word was used in a year
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You can expect to see this word a few times a year.