As nouns the difference between postcart and postcard
is that postcart is a cart used to deliver the post while postcard is a rectangular piece of thick paper or thin cardboard intended to be written on and mailed without an envelope. In the case of a picture postcard one side carries a picture or photograph.
postcard
Alternative forms
* post card
Noun
(
en noun)
A rectangular piece of thick paper or thin cardboard intended to be written on and mailed without an envelope. In the case of a picture postcard one side carries a picture or photograph.
See also
* letter