rider's bone
An ossification in the muscles of the upper and inner part of a horse rider's thigh,…An ossification in the muscles of the upper and inner part of a horse rider's thigh, due to the repeated pressure and irritation caused by the saddle when riding.
Meaning
1 senses(uncountable)An ossification in the muscles of the upper and inner part of a horse rider's thigh, due to the repeated pressure and irritation caused by the saddle when riding.
Synonyms
2 synonymscavalry bonemyositis ossificans
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable