shrinkage

1. The act of shrinking, or the proportion by which something shrinks. (countable, uncountable)
2. The loss of merchandise through theft, spoilage, and obsolescence: the shrinking of inventory. (countable, uncountable)
3. The reduction in size of the male genitalia when cold, such as from immersion in cold water. (countable, slang, uncountable)

Plural shrinkages