Dune
Dune Messiah
Children of Dune
God Emperor of Dune
Heretics of Dune
Chapterhouse Dune
(I don't recommend the new books, but if you really feel inclined read them in publication order - each book contains hints for the next one and spoilersfor the last. Seriously - do not attempt in-universe chronological if it's your first time, you'll ruin and spoil all the best bits of Heretics and Chapterhouse including a revelation of total and utter awesomeness before you even get to the first FH classic)
Classics (See above)
House (Atreides et al)
Butlerian Jihad
Finale (Hunters, Sandworms)
Heroes (Paul, Winds)
Schools
Look at that big sand dune over yonder.
It's always better to read a series of books in order so you have a better understanding of the characters.
Sand dune
The American Girl books can go in chronological order. The order is Kaya, Felicity, Josefina, Kirsten, Addy, Samantha, Rebecca, Kit, Molly and Julie.
The Butlerian Jihad
Frank Herbert
Dune - Dune album - was created in 1995.
A desert dune is a dune formed in a desert
The Time Machine by H.G. Wells, Foundation by Isaac Asimov, Dune by Frank Herbert.
crescentic dune linear dune star dune dome dune parabolic dune
the top of a sand dune is called the crest of the dune.
This is a dune formed from salt.
The sand dune eroded during the storm. We had a picnic on the dune above the beach.
A dune beginning to exist or appear.
dune line
A dune will disintegrate.
A Sand Dune, more specifically a "Seif Dune" or a "Barchan Dune".