Definitions for hairhɛər

Random House Webster's College Dictionary

hairhɛər(n.)

any of the numerous fine, usu. cylindrical, keratinous filaments growing from the skin of mammals; a pilus.
Category: Anatomy, Zoology
an aggregate of such filaments, as that covering the human head or forming the coat of most mammals.
Category: Anatomy, Zoology
any of various fine processes or bristles appearing on the surface of other animals or plants.
Category: Biology
Category: Clothing
Ref: haircloth.
a very small amount, degree, measure, etc.; a fraction, as of time or space:
The rock missed him by a hair.

Idioms for hair:

get in someone's hair,to pester or irritate someone.
Category: Idiom, Status (usage)
hair of the dog (that bit one),an alcoholic drink purporting to relieve a hangover.
Category: Idiom, Informal
let one's hair down, to behave in a relaxed, unrestrained manner.
Category: Idiom, Informal
split hairs,to make petty distinctions; nitpick.
Category: Idiom
tear one's hair (out),to manifest extreme anxiety, grief, or anger.
Category: Idiom
turn a hair,to show excitement, fear, or other response (usu. used in the negative):
to cut through traffic without turning a hair.
Category: Idiom

Origin of hair:

bef. 900; ME heer, OE hǣr (c. OS, OHG, ON hār)

hair′less•ness

Princeton's WordNet

hair(noun)
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"; "each hair consists of layers of dead keratinized cells"
hair's-breadth, hairsbreadth, hair, whisker(noun)
a very small distance or space
"they escaped by a hair's-breadth"; "they lost the election by a whisker"
hair, fuzz, tomentum(noun)
filamentous hairlike growth on a plant
"peach fuzz"
hair, pilus(noun)
any of the cylindrical filaments characteristically growing from the epidermis of a mammal
"there is a hair in my soup"
haircloth, hair(noun)
cloth woven from horsehair or camelhair; used for upholstery or stiffening in garments
hair(noun)
a filamentous projection or process on an organism

Kernerman English Learner's Dictionary

hair(noun)ɛər
the mass of thin thread-like strands on humans' heads and some animals
She has long black hair.; dog hair
hairɛər
a single piece of hair
the hairs on your arm
hairɛər
having red, blond, dark etc. hair
a red-haired little girl
hairɛər
to relax and have fun
You need to go out and let your hair down.
hairɛər
to scare sb badly
a noise that made our hair stand on end

Wiktionary

hair(Noun)
A pigmented keratinaceous growth that forms thin spires and grows out from a follicle on the human head.
hair(Noun)
The collection or mass of such growths growing from the skin of humans and animals, and forming a covering for a part of the head or for any part or the whole body.
In the western world, women usually have long hair while men usually have short hair.
hair(Noun)
A slender outgrowth from the chitinous cuticle of insects, spiders, crustaceans, and other invertebrates. Such hairs are totally unlike those of vertebrates in structure, composition, and mode of growth.
hair(Noun)
A cellular outgrowth of the epidermis, consisting of one or of several cells, whether pointed, hooked, knobbed, or stellated. Internal hairs occur in the flower stalk of the yellow frog lily (Nuphar).
hair(Noun)
Haircloth; a hair shirt.
hair(Noun)
Any very small distance, or degree; a hairbreadth.
Just a little louder please - turn that knob a hair to the right.

Origin: her, heer, hær, from hær , from hēran. Compare West Frisian hier, haar, German Haar, Swedish hår, from keres-. Compare carrach, šerys, шерсть, कपुच्छल.

Webster Dictionary

Hair(noun)
the collection or mass of filaments growing from the skin of an animal, and forming a covering for a part of the head or for any part or the whole of the body
Hair(noun)
one the above-mentioned filaments, consisting, in invertebrate animals, of a long, tubular part which is free and flexible, and a bulbous root imbedded in the skin
Hair(noun)
hair (human or animal) used for various purposes; as, hair for stuffing cushions
Hair(noun)
a slender outgrowth from the chitinous cuticle of insects, spiders, crustaceans, and other invertebrates. Such hairs are totally unlike those of vertebrates in structure, composition, and mode of growth
Hair(noun)
an outgrowth of the epidermis, consisting of one or of several cells, whether pointed, hooked, knobbed, or stellated. Internal hairs occur in the flower stalk of the yellow frog lily (Nuphar)
Hair(noun)
a spring device used in a hair-trigger firearm
Hair(noun)
a haircloth
Hair(noun)
any very small distance, or degree; a hairbreadth

The Roycroft Dictionary

hair
The Olympus of the pediculidæ.

The New Hacker's Dictionary

hair
[back-formation from hairy] The complications that make something hairy. “Decoding TECO commands requires a certain amount of hair.” Often seen in the phrase infinite hair, which connotes extreme complexity. Also in hairiferous (tending to promote hair growth): “GNUMACS elisp encourages lusers to write complex editing modes.” “Yeah, it's pretty hairiferous all right.” (or just: “Hair squared!”)

U.S. National Library of Medicine

Hair
A filament-like structure consisting of a shaft which projects to the surface of the SKIN from a root which is softer than the shaft and lodges in the cavity of a HAIR FOLLICLE. It is found on most surfaces of the body.