What is the meaning of Seeing?

present participle and gerund of see

Having vision; not blind.

The action of the verb to see; eyesight.

The movement or distortion of a telescopic image as a result of turbulence in the Earth's atmosphere.

Inasmuch as; in view of the fact that.

seeing (the movement or distortion of a telescopic image as a result of turbulence in the Earth's atmosphere)

Source: wiktionary.org