strand2
Pronunciation: /strand/
noun
- a single thin length of something such as thread, fibre, or wire, especially as twisted together with others: strands of coloured wool
- a single hair or thin lock of hair: strands of dark hair had fallen over his brows
- a string of beads or pearls.
- an element that forms part of a complex whole: the journal has carried articles representing many different strands of opinion on the left

Origin:
late 15th century: of unknown origin