Weather front areas of precipitation help determine the frontal type and location. There are two different meanings used within meteorology to describe weather around a frontal zone. The term "anafront" describes boundaries which show instability, meaning air rises rapidly along and over the boundary to cause significant weather changes. A "katafront" is weaker, bringing smaller changes in temperature and moisture, as well as limited rainfall. A cold front is located at the leading edge of the temperature drop off, which in an isotherm analysis shows up as the leading edge of the isotherm gradient, and it normally lies within a sharp surface
Letter bank transposition, dyslexic errors and double letter errors. Combined with other algorithms such as soundex, metaphone and Levenshtein distance, it could make a very powerful did you mean response to search engine queries. Letter bank A letter bank is a relative of the anagram where all the letters of one word (the "bank") can be used as many times as desired (minimum of once each) to make a new word or phrase. For example, IMPS is a bank of MISSISSIPPI and SPROUT is a bank of SUPPORT OUR TROOPS. The term "letter bank" was coined by Will Shortz at the 1980