Hair on the scalp grows about half a millimeter a day - about 6 inches per year. Unlike other mammals, hair growth and loss is random and not seasonal or cyclical. Hairs are in various stages of growth and shedding at any given time. There are three stages of hair growth: catagen, anagen and telogen.
Annual basis. Definition: The technique in statistics of taking a figure covering a period of less than one year and extrapolating it to cover a full one year period. The process is known as annualizing. Nearby Terms.
The Latin word annus, meaning âyear,â gives us the root ann or enn. Words from the Latin annus have something to do with a year. Anything that is annual happens once a year and anything biennial happens once every two years. An anniversary is the return every year of the date on which something special happened.