capstone
0 synonyms and 0 antonyms for capstone, grouped by meaning and by how common each one is.
Noun — Any of the stones making up the top layer of a wall; a coping stone.
We haven't recorded synonyms for capstone yet. You can still read its full definition, where it comes from, or words that rhyme with it.
Etymology
From Middle English capston; equivalent to cap + stone.
Full origin of capstone →