nit
Also found in: Dictionary, Thesaurus, Financial, Acronyms, Idioms, Encyclopedia, Wikipedia.
nit
[nit]the egg of a louse.
nit
(nit),1. The ovum or hatched egg of a body, head, or crab louse; the egg is attached to human hair or clothing by a layer of chitin.
2. A unit of luminance; a luminous intensity of 1 candela per square meter of orthogonally projected surface.
[A.S. knitu]
nit
(nit) the egg of a louse.nit
(nĭt)n.
The egg of certain parasitic insects, especially a head louse.
nit′ty adj.
nit
the egg of a parasitic insect, particularly a louse. It may be found attached to human or animal hair or to clothing fiber. See also pediculosis.
)
Microscopic view of a nit
Physics nt A unit of luminance—photometric brightness equal to 1 candela/m2
nit
Medical entomology An empty louse egg shell, deposited by Pediculus capitis, P corporis, Phthirus pubis–'crabs'. See Louse.nit
(nit)1. The ovum of a body, head, or crab louse; it is attached to human hair or clothing by a layer of chitin.
2. A unit of luminance; a luminous intensity of 1 candela per square meter of orthogonally projected surface.
[A.S. knitu]
nit
A louse egg. Each egg is glued to the shaft of a hair very close to the skin surface. Most nits will not be removed by combing unless this fact is borne in mind. Nit-picking is not recommended.nit
the egg of the human louse Pediculus humanus which is found attached to hair.candela per square metre
nit
louse egg.
)
Nit (louse egg) cemented to hair. By permission from Kummel BA, Color Atlas of Small Animal Dermatology, Mosby, 1989