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section

2 verb
     
Related topics: Hospital
section2 [transitive]
1 British English to officially force someone with a mental illness to go to a psychiatric hospital, because they are dangerous to themselves or other people
2 to separate something into parts:
Peel and section the oranges.
3 technical or medical to cut a very thin flat piece from skin, a plant etc so that you can look at it under a microscope
4MH medical to cut a part of the body in a medical operation

section something ↔ off

phrasal verb
to divide an area into parts, especially by putting something between the parts:
The vegetable plots were sectioned off by a low wall.

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