What does highly scalable mean?

Related questions

1. What is scalable business?
2. What is horizontally scalable?
3. What are scalable applications?
4. What are scalable solutions?
5. What is vertically scalable?
6. What is scalable pricing?
7. What is scalable code?
8. What is scalable web applications?
9. What is a SaaS Pricing Model?
10. What are scalability issues?

Tags

1. #implies
2. #users
3. #device
4. #undue
5. #scalable
6. #workload
7. #referring
8. #highly
9. #strain
10. #buzzword
11. #hardware
12. #without
13. #popular
14. #large
15. #world
16. #definition
17. #application
18. #increase
19. #software
20. #handle
21. #transactions
22. #expandable