英和和英

語源

chock +‎ stone. The climbing sense derives from the wedges' use as artificial chockstones.

発音

• (英国発音) IPA^(key): /ˈtʃɒkstəʊn/
• (General American) IPA^(key): /ˈt͡ʃɑkstoʊn/

名詞

chockstone (複数形 chockstones)

1. A stone, ranging in size from a boulder to a pebble, which has become wedged in a vertical fissure or cleft.
   • 2004, Aron Ralston, 127 Hours: Between a Rock and a Hard Place, Simon and Schuster, published 2011, page 68:

     In these coldest hours before dawn, from three until six, I take up my knife again and hack at the chockstone. I continue to make minimal but visible progress in the divot.