corner stoon

Middle English

Alternative forms

• kornerstone, corner-stone, cornerstone, kernere-ston, corner-ston

Etymology

A calque of Latin lapis angularis; equivalent to corner +‎ stoon.

Pronunciation

• IPA^(key): /ˈkɔrnər(ə) stɔːn/, /ˈkɔrneːr(ə) stɔːn/

Noun

corner stoon (plural corner-stonys)

1. A cornerstone; a keystone.
2. (figurative) A foundation on which something is built; an innovator.

Descendants

• English: cornerstone, corner-stone, corner stone

References

• “corner-stōn (n.)”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007, retrieved 2018-07-08.