1. the quality or state of being gibbous; a hump or protuberance on a surface or body
Usage: formal; technical

Examples

• The gibbosity of the camel's back allows it to store fat reserves.
• The astronomer noted the gibbosity of the moon as it approached its full phase.
• A spinal gibbosity can develop as a result of severe kyphosis.
• The shell's gibbosity made it difficult to fit into the container.
• Medieval physicians sometimes attributed gibbosity to humoral imbalance.