Question

what do you mean by the term pitch ?

Answer 1

the quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone.
pitch is directly proportional to frequency

Answer 2

1⃣The quality of a sound governed by the rate of vibrations producing it; the degree of highness or lowness of a tone. 
2⃣A pitch is an area of ground that is marked out and used for playing a game such as football, cricket, or hockey. 
Hope it helps..❤️❤️