No an elephant does not roars, it trumpet.
The sound of an elephant is like a Trumpet, although not as musical. A badly played trumpet, I might say.
An elephant's cry is called a trumpet.
The sound that an elephant makes is called a trumpet. Trumpeting is used to contact other elephants in a herd or to warn others of danger.
Trumpet
elephants
Trumpet
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Its called a trumpet sound. When the elephant makes a noise is supposed to sound like a trumpet.
means 'pertaining to the elephant trumpet'
trumpet
Player. The lion makes the roar, and the player plays the trumpet.