Problem: Sentence1: He looked at her for ten full minutes before recognition dawned.
Sentence2: Molecular recognition drives all of biology, for instance, hormone and receptor or antibody-antigen interactions or the organization of molecules into larger biologically active entities.
Q: Does the term recognition mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: He played catch with his son in the backyard.
Sentence2: The kids love to play catch.
Q: Does the term catch mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Their angry expressions were a clear sign they didn't want to talk.
Sentence2: Signs of disease are objective, whereas symptoms are subjective.
Q: Does the term sign mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Draw the shades.
Sentence2: The ship drew near the shore.
Q: Does the term draw mean the same thing in both these sentences?

Answer:
different meanings