Problem: Sentence1: Par for this course is 72.
Sentence2: He needs to make this shot for par.
Q: Does the term par mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: We have given it at the end of the section since it involves the calculus.
Sentence2: The so-called glorious experiment came to an inglorious end.
Q: Does the term end mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: Some actresses have more than one face lift.
Sentence2: Take the lift to the fourth floor.
Q: Does the term lift mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: I apply this rule to get good results.
Sentence2: This thinking was applied to many projects.
Q: Does the term apply mean the same thing in both these sentences?

Answer:
the same meaning