Problem: Sentence1: The succession of flashing lights gave an illusion of movement.
Sentence2: The labor movement has been struggling in America since the passage of the Taft-Hartley act in 1947.
Q: Does the term movement mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: There are several species of wild flowers growing in this field.
Sentence2: Oil field.
Q: Does the term field mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: If you leave now you might catch him.
Sentence2: She really caught the spirit of the place in her drawings.
Q: Does the term catch mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: As they say in the trade.
Sentence2: They are accused of conspiring to constrain trade.
Q: Does the term trade mean the same thing in both these sentences?

Answer:
different meanings