|1.||[ noun ] dense growth of hairs covering the body or parts of it (as on the human head); helps prevent heat loss|
"he combed his hair"
|Related terms:||body_covering beard mustache eyebrow lock hairdo mane mane forelock guard_hair coat beard down cowlick pubic_hair eyelash body_hair lanugo integumentary_system part hairline keratin|
|2.||[ noun ] (zoology) any of the cylindrical filaments characteristically growing from the epidermis of a mammal|
"there is a hair in my soup"
|Related terms:||filament body_covering beard mustache eyebrow lock mane mane hairdo hairpiece pubic_hair guard_hair eyelash coat ingrown_hair forelock hairball cowlick beard mammal part hairline keratin|
|3.||[ noun ] (botany,zoology) filamentous hairlike growth on a plant|
|Related terms:||plant_process beard coma stinging_hair|
|4.||[ noun ] a very small distance or space|
|Synonyms:||hairbreadth hairsbreadth whisker hair's-breadth|
"they escaped by a hair's-breadth" "they lost the election by a whisker"
|5.||[ noun ] (clothing) cloth woven from horsehair or camelhair; used for upholstery or stiffening in garments|
|6.||[ noun ] Last name, frequency rank in the U.S. is 4603|
|7.||[ noun ] (zoology) a filamentous projection or process on an organism|
|Related terms:||process bristle pilus seta whisker|