Calorie (Cal•o•rie)

1. The amount of heat required to raise the temperature of one gram of water one degree centigrade at a pressure of one atmosphere, also called gram calorie. 2. The amount of heat required to raise the temperature of one kilogram of water one degree celsius at one atmosphere pressure; 1000 gram calories is equal […]

Nitrification (Ni•tri•fi•ca•tion)

The process of nitrifying; specifically, the oxidation by bacteria of ammonium salts to nitrites and to nitrates whenever the proper conditions of temperature, air, moisture and alkalinity allow the nitrobacteria to act as in all productive soils and in the heaps of waste organic matter formerly used in manufacturing potassium nitrate.

Stanch (Stanch)

1. Archaic English, a floodgate to accumulate water for slashing a boat over a shallow in a stream. 2. In plumbing, the term stanking or stanching is used to describe a means of excavating or moving earth by alternately damming and flooding a stream.