Speed Skiers. Speed skiers, who dress in aerodynamic apparel and ski straight down the mountain sans turning, go as fast as 120 - 150 miles per hour. World record holders, like Italy's Simone Origone, have reached 156.2 miles per hour.
Wiktionary(0.00 / 0 votes)Rate this definition: 1  alkaline(Noun) An alkaline battery. 2  alkaline(Adjective) Of, or relating to an alkali, one of a class of caustic bases. 3  alkaline(Adjective) Having a pH greater than  7.
Alkali metals can form strong bases more rapidly than Alkaline Earth Metals. Another difference between Alkali and Alkaline lies in the fact that Alkaline Earth Metals elements have a higher ionization energy and a smaller ring because of the fact they have an extra electron. Summary: 1.The words alkali and alkaline can mean the same thing if you use them it in a non-chemical conversation.Basically, alkali is the noun while alkaline is the adjective. 2. If you speak of alkali and alkaline in chemical terms, there is a tremendous difference. 3.ummary: 1. The words alkali and alkaline can mean the same thing if you use them it in a non-chemical conversation. Basically, alkali is the noun while alkaline is the adjective. 2. If you speak of alkali and alkaline in chemical terms, there is a tremendous difference.