iceberg[
'aisbә:g]
n. 
山, 冷



iceberg[ noun ]- a large mass of ice floating at sea; usually broken off of a polar glacier
<noun.object>
- lettuce with crisp tightly packed light-green leaves in a firm head
<noun.food>
iceberg is still the most popular lettuce

Iceberg \Ice"berg`\, n. [Prob. of Scand. origin; cf. Dan.
iisbierg, Sw. isberg, properly, a mountain of ice. See {Ice},
and {Berg}.]
A large mass of ice, generally floating in the ocean.
Note: Icebergs are large detached portions of glaciers, which
in cold regions often project into the sea.