frostline
[ frawst-lahyn, frost- ]
/ ˈfrɔstˌlaɪn, ˈfrɒst- /
noun
the maximum depth at which soil is frozen.
the lower limit of permafrost.
Compare
permafrost table.
Words nearby frostline
frosted liver,
frostfish,
frostflower,
frosting,
frosting on the cake,
frostline,
frostweed,
frostwork,
frosty,
froth,
froth flotation