A tornado on a body of water is called a waterspout.
When two tornadoes merge, it is just called merging; there is no special term.
Tornadoes on water are called waterspouts.
Enormous vortices have been observed on the sun that resemble tornadoes. They have been called "solar tornadoes" but they are not tornadoes by the meteorological definition.
If there person is speaking English, they will simply be called tornadoes. Otherwise, what they are called depends on the language. In Japanese, for example, they are called tatsumaki, while in Chinese they are lóngjuǎnfēng.
if there is just a cloud that is rotating then its a funnel cloud, once it makes contact with the ground its a tornado. the part that looks like cloud is called the condensation funnel.
Waterspouts
Tornadoes are sometimes called twisters.
Tornadoes in the United States are simply called tornadoes. In informal contexts they are sometimes called twisters.
Tornadoes in the U.S. are called tornadoes.
Tornadoes are sometimes called twisters, but tornado is the preferred scientific term.
No. A tornado that moves onto water will keep going without being significantly affected. In such a case it is called a waterspout. Waterspouts can also develop on water and then move onto land as tornadoes. There are numerous examples of tornadoes crossing water. Most notably, the three deadliest tornadoes in U.S. history all crossed the Mississippi River. See the links below for tornadoes moving across water.
Tornadoes are formally called tornadoes.
Smaller tornadoes near a larger tornadoes are often called satellite tornadoes. Smaller vortices within a tornado are called subvorticies or suction vorticies.
Wind. A tornado is a type of violent windstorm. However tornadoes can form over bodies of water. When that happens they are called waterspouts.
When two tornadoes merge, it is just called merging; there is no special term.
Tornadoes are often called twisters.
Tornadoes on water are called waterspouts.