Winter melons are a type of melon that is typically harvested in the winter months. The two crossword solutions for this term are 'casabas' (7 letters) and 'cassabas' (8 letters). Casabas are a type of melon that is round and has a yellow-green skin, while cassabas are similar but have a more oval shape and a green-brown skin. Both types of melon are sweet and juicy and are popular in many parts of the world.