Why is an album called an LP?

Related questions

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2. How many songs should an album have?
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5. What is an LP investor?
6. How long is an EP vs LP?
7. What is LP in music?
8. Is that lost on you meaning?
9. What is an EP and LP?
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Tags

1. #music
2. #record
3. #describe
4. #using
5. #similar
6. #modern
7. #released
8. #looking
9. #digital
10. #important
11. #refer
12. #album
13. #continued
14. #recording
15. #length
16. #understand
17. #artists
18. #synonymous