Contains more than 12,000 terms covering all types of phenomena relating to weather and the atmosphere, including not only includes not only the physics, chemistry, and dynamics of the atmosphere. From the Preface: "[It] purports to define every important meteorological term likely to be found in the literature today. It attempts to present definitions that are understandable to the generalist and yet palatable to the specialist; and it intends to be a reference book that satisfies its user in a minimum of his time."