Sectioning

dividing the hair up into reasonable sections to work within to keep things organized so you don’t get lost in hair!
Found on http://www.howtohairgirl.com/category/glossary-of-terms/

Sectioning

Sectioning your hair allows you to only pay attention to a particular area or panel of hair. You or your hairdresser will do this when blow-drying, cutting or colouring your hair, and will section your hair by taking a panel of hair and pinning or ignoring the rest.
Found on https://www.goodsalonguide.com/community/hair-and-beauty-glossary

sectioning

technique of providing large magnets with several nested coils to decrease internal stresses and voltage across the coil in case of a quench
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=815-06-36

sectioning

the division of the contact line into electrical sections, each of which may be isolated from the adjacent sections e.g. by means of switches
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=811-36-10

Sectioning

When someone is sectioned it means they are compulsorily admitted to hospital.
Found on http://www.bcpft.nhs.uk/help-a-advice/understanding-mental-health/66-unders
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