all movements of the horse are called gaits. The gallop is a four beat movement, but not unusual. Maybe American Walking Horse?
This unusual flexibility is called hypermobility.
The answer to an addition problem is called the sum.
The result of an addition problem is called the sum.
it is called sum
Not all unusual heart rhythms (called arrhythmias ) are dangerous or fatal.
…They're called terms, and an addition sentence is called a summation, or just sum for short.
It is called an addend
Numbers added together in addition are called addends.
Moviaphobia(sooooo unusual)
Unusual flat-topped seamounts in the ocean are called Guyots. Guyots are submerged volcanic mountains with a flat top that has been eroded by waves and currents over time.
The addition of thermal energy is called heating, while the loss of thermal energy is called cooling.
sum