Sort of dinghy a child could be in? (4)

I believe the answer is:

pram

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'sort of dinghy' is the definition.
(I know that pram is a type of canoe)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for pram that I've seen before include "Baby's carriage" , "Baby transport" , "lighter" , "Baby vehicle" , "A common baby carriage" .)

I've seen this clue in the Evening Standard.

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