Older people who have injured or infected toenails may find that their nails grow thicker and begin to curve. If the toenail has thickened due to a nail fungal infection then fluid may gather under the nail and it may begin to release an unpleasant odor. Day to day activities can put repeated pressure on the toenails.
Definition of luminary. plural. luminaries. 1 : a person of prominence or brilliant achievement a literary luminary a luminary in the medical profession.
lumen (plural lumens or lumina) ( 1 physics) In the International System of Units, the derived unit of luminous flux; the light that is emitted in a solid angle of one steradian from a source of one candela. ( 2 anatomy) The cavity or channel within a tube or tubular organ. ( 3 botany) The cavity bounded by a plant cell wall.