Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to massasauga: Eastern massasauga


A small, variably colored rattlesnake (Sistrurus catenatus) of North America, often found in moist areas.

[After the Mississagi, a river of southeast Ontario, Canada.]


(Animals) a North American venomous snake, Sistrurus catenatus, that has a horny rattle at the end of the tail: family Crotalidae (pit vipers)
[C19: named after the Missisauga River, Ontario, Canada, where it was first found]


(ˌmæs əˈsɔ gə)

n., pl. -gas.
a small rattlesnake, Sistrurus catenatus, found from the Great Lakes to the Mexican border.
[1830–40; irreg. after the Missisauga River, Ontario, Canada]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.massasauga - small pygmy rattlesnakemassasauga - small pygmy rattlesnake    
rattler, rattlesnake - pit viper with horny segments at the end of the tail that rattle when shaken
2.massasauga - pygmy rattlesnake found in moist areas from the Great Lakes to Mexicomassasauga - pygmy rattlesnake found in moist areas from the Great Lakes to Mexico; feeds on mice and small amphibians
rattler, rattlesnake - pit viper with horny segments at the end of the tail that rattle when shaken
genus Sistrurus, Sistrurus - pygmy rattlesnakes
References in periodicals archive ?
This vaccine was created specifically against venom from Western Diamondback rattlesnakes and is most effective against this snake's venom, but since venom from many other rattlesnakes is similar, this vaccine may also provide protection against venoms of the Prairie rattlesnake, Great Basic rattlesnake, Northern and Southern Pacific varieties, Sidewinder, Timber rattlesnake, Massasauga, and Copperhead.
Identification of the Eastern Massasauga Rattlesnake (Sistrurus catenatus) through Genetic Analysis of Shed Skin.
The eastern massasauga rattlesnake is endangered, according to the (https://www.
Snakes affected by SFD include the threatened eastern massasauga rattlesnake.
Hibernation of the Eastern Massasauga Rattlesnake (Sistrurus catenatus catenatus) in northern Michigan.
The venom used in its production came from Western Diamondback Rattlesnakes, so it is considered most effective for that species, but it is assumed to protect against related venoms, such as the Western Rattlesnake (including the Prairie, Great Basin, Northern, and Southern Pacific varieties), Sidewinder, Timber Rattlesnake, Massasauga, and Copperhead.
The eastern massasauga rattlesnake (Sistrurus catenatus), has experienced range-wide population declines and is a candidate for listing under the U.
Along with four other venomous reptile species protected in Arizona -- the twin-spotted, massasauga, banded rock and ridge-nosed rattlesnakes -- Gila monsters make Arizona a draw for reptile poachers.
Our goal is to connect an established prairie to the uplands adjacent to our fen, creating a more natural mosaic of habitats and giving our massasauga rattlesnakes more room to roam.
To the Editor: During 2008, the ninth year of a long-term biologic monitoring program, 3 eastern massasauga rattlesnakes (Sistrurus catenatus catenatus) with severe facial swelling and disfiguration died within 3 weeks after discovery near Carlyle, Illinois, USA.
I was coming to the end of my trip but there was just enough time to pay a visit to Massasauga Provincial Park, on the shores of Georgian Bay - part of Lake Huron and often referred to as the sixth Great Lake.