Longman Dictionary of Contemporary English
overcapacity
noun
EXAMPLES FROM CORPUS
▪ Alarmists see the overcapacity as a sign of impending depression.
▪ Moreover, overcapacity reduced margins during the 1980s when the real costs of construction rose, thus creating higher barriers to entry.
▪ One of the most critical problems is overcapacity, believes Butler.
▪ Refining overcapacity and falling profit margins are among the chief reasons, they said.
▪ This will not be easy with today's overcapacity.
▪ We failed to lead the race for new products and we contributed to and suffered from heavy overcapacity.
▪ What to bankers looks like overcapacity, consumers may call healthy rivalry.
Wiktionary
overcapacity
n. A capacity for the production of a commodity or product that is in excess of what is needed
Usage examples of "overcapacity".
Since the body has an enormous overcapacity, you can lose as much as ninety percent of your nephrons, and suffer no ill effects.