1. superlative form of brittle; most easily broken, cracked, or snapped
Usage: superlative degree of the adjective 'brittle'

Examples

• The brittlest branches snapped under the weight of the ice storm.
• Old glass becomes the brittlest when exposed to extreme temperature changes.
• Of all the cookies, the meringues were the brittlest and shattered easily.
• The brittlest part of the dried leaf crumbled between my fingers.
• Winter made the plastic the brittlest it had ever been.