Problem: Sentence1: A drop of each sample was analyzed.
Sentence2: There was a drop in pressure in the pulmonary artery.
Q: Does the term drop mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: I bought this top as it matches my jeans.
Sentence2: A relief pitcher took over in the top of the fifth.
Q: Does the term top mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: He put the lamp back in its place.
Sentence2: He has a special place in my thoughts.
Q: Does the term place mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: People turn to mysticism at the turn of a millennium.
Sentence2: The pedophile turned to boys for satisfaction.
Q: Does the term turn mean the same thing in both these sentences?

Answer:
the same meaning