/ˈhɛɹ/
1.n.a covering for the body (or parts of it) consisting of a dense growth of threadlike structures (as on the human head); helps to prevent heat loss
“he combed his hair”
2.n.a very small distance or space
“they escaped by a hair's-breadth”
3.n.filamentous hairlike growth on a plant
“peach fuzz”