RILLSTONE
Meaning of RILLSTONE in English
ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: rill (I) + stone; intended as translation of German rillenstein, from rille furrow + stein stone
: ventifact
Webster's New International English Dictionary.
Новый международный словарь английского языка Webster.
2012