kettle - Depression in ground surface formed by melting of a block of ice buried or partially buried by glacial drift , either outwash or till .
(ground surface; formed; by melting of a block of ice buried or partially buried by glacial drift , either outwash or till) (a block of ice; buried; )
ground surface a block of ice
formed buried
by melting of a block of ice buried or partially buried by glacial drift , either outwash or till