nail Definitions


an archaic english unit of length equivalent to of an ell or of a yard ( inches or 5.715 cm).


to nail down: to make certain, or confirm.

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  • most personal appearance workers are employed in the personal care services industry, which includes barbershops, beauty salons, and nail salons. workers also may bring their services directly to a client’s home, office, or special event. some workers provide services “on wheels”: in a truck or a van that is equipped to operate like a salon. bls.gov

  • selenium has both beneficial and harmful effects. low doses of selenium are needed to maintain good health. however, exposure to high levels can cause adverse health effects. short-term oral exposure to high concentrations of selenium may cause nausea, vomiting, and diarrhea. chronic oral exposure to high concentrations of selenium compounds can produce a disease called selenosis. the major signs of selenosis are hair loss, nail brittleness, and neurological abnormalities (such as numbness and other odd sensations in the extremities). cdc.gov

  • nail psoriasis is psoriasis that affects what we refer to as the nail unit which includes the nail plate, which is where nail polish is placed; the skin underneath the nail plate, which is called the nail bed; the growth center of the nail, which is the nail matrix; and the skin around the nails including the cuticle area, which i will refer to as the nail fold. when any of those components are affected by psoriasis, it's actually the same psoriasis that affects the skin and the scalp. everydayhealth.com

  • a moving hammer has a lot of kinetic energy. as it strikes the nail, it slows down and loses its kinetic energy. the energy does not disappear, however. some of it goes to split the wood to make way for the nail, some passes into the wood as heat energy, and some is converted into sound. factmonster.com

  • dr. stead: we are going to do the 12th report to congress if we don’t nail it in february. we are going to do the healthdata.gov if we don’t nail it in february. we could put this in that stage and tomorrow, we can move it out. we are going to revisit this whole plan tomorrow afternoon. hhs.gov

  • i.e. absolving oneself of a vow. in cheshire, two or more persons would agree to do something, or to abstain from something, say drinking beer; and they would go into a wood, and register their vow by driving a nail into a tree, swearing to keep their vow as long as that nail remained in the tree. if they repented of their vow, some or all of the party went and drew out the nail, whereupon the vow was cancelled. infoplease.com

  • a nail through the heart: a novel of bangkok db74763 11 hours 57 minutes by timothy hallinan read by dan bloom travel-guide author poke rafferty has landed in bangkok and formed a family with former prostitute rose and street child miaow. poke’s life becomes complicated when he agrees to take in miaow’s troubled friend, locate a distraught aussie woman’s uncle, and find a thief. 2007. loc.gov

  • popular types of artificial nails include acrylic and gel nails. both are made with types of acrylic, but gel nails require "curing" with ultraviolet light. if an artificial nail is damaged or as your natural nails grow, a gap can develop between the artificial nail and your natural nail. this gap provides a moist, warm environment in which a nail infection can flourish. a nail infection might also occur if artificial nails are too long or rigid, or the nails are applied with unsanitary tools. it's also possible to have an allergic reaction to components of artificial nails or their adhesives. signs of a nail infection include redness, swelling and pus. mayoclinic.org

  • toenail: a toenail is produced by living skin cells in the toe. a toenail consists of several parts including the nail plate (the visible part of the nail), the nail bed (the skin beneath the nail plate), the cuticle (the tissue that overlaps the plate and rims the base of the nail), the nail folds (the skin folds that frame and support the nail on three sides), the lunula (the whitish half-moon at the base of the nail) and the matrix (the hidden part of the nail unit under the cuticle). medicinenet.com

  • ciclopirox topical solution will work best if you trim your nails regularly during your treatment. you should remove all loose nail or nail material using a nail clipper or nail file before you begin treatment and every week during your treatment. your doctor will show you how to do this. your doctor will also trim your nails once each month during your treatment. medlineplus.gov

  • 6. skip the artificial nails. nail polish and gentle nail buffing are okay and a great way to hide dents (nail pitting) that can develop when you have nail psoriasis. artificial nails, however, can increase the risk of your nails separating from your fingers -- a common problem in nail psoriasis. medpagetoday.com

  • the nail unit is made up of the nail plate (the hard part of the nail made of the protein keratin) and the surrounding structures. the nail bed is underneath the nail and attaches the nail to the finger. the nail matrix is located at the base of the nail and is where nail growth originates. the cuticle connects the top of the nail plate to the skin behind it. the lunula is the half-moon shape at the base of the nail. the nail folds are the folds of hard skin at the sides of the nail plate where the nail and the skin meet. merckmanuals.com