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Pronunciation varies by accent · noun
Any of several huge carnivorous dinosaurs, of the superfamily Allosauroidea, from the late Jurassic and early Cretaceous periods.
Use allosaur when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Allosaur means Any of several huge carnivorous dinosaurs, of the superfamily Allosauroidea, from the late Jurassic and early Cretaceous periods.
Common synonyms include allosaurus.
The opposite depends on the specific sense.
Use allosaur where its definition matches the intended context.
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