You have given the definition of a ray.
a half-line with a designated end point which extends in only one direction without stopping
A ray can be described as the half line with designated end point which extends in only one direction without stopping.
it is a ray.
This is called a ray.
Ray.
a ray
It is a ray.
East/Southeast (approximately 3 hours and 50minutes without stopping)
It means done without ceasing, without stopping; continuously.
The current Guinness World Record for the longest time jumping rope without stopping is 30 hours and 40 minutes.
stopping
Without stopping to think, he pulled the dog away from the oncoming car.