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avalanche

av·a·lanche [ ávvə lànch ]


noun  (plural av·a·lanch·es)
Definition:
 
1. downhill fall of snow: a rapid downhill flow of a large mass of something dislodged from a mountainside or the top of a precipice, especially snow or ice

2. overwhelming quantity: a sudden overwhelming quantity of something

3. physics increase in number of ions: an increase in the number of ions or electrons, usually within a medium exposed to an applied electromagnetic field, caused by collisions of the ions or electrons with the medium



verb  (past and past participle av·a·lanched, present participle av·a·lanch·ing, 3rd person present singular av·a·lanch·es)
Definition:
 
1. transitive and intransitive verb flow down in large quantity: to descend in a large mass on somebody or something

2. transitive verb inundate somebody or something: to overwhelm somebody or something by arriving in large numbers or quantities

[Late 18th century. Via French< Romansh avalantze]
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