+**Capacity** refers to the maximum amount that something can contain, produce, or endure. It defines the limits of a [Volume](/wiki/volume) or the potential of a system's [Throughput](/wiki/throughput). Understanding capacity is fundamental to design, planning, and resource allocation across many fields.
+## See also
+- [Limit](/wiki/limit)
+- [Constraint](/wiki/constraint)
+- [Storage](/wiki/storage)
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