Loose robe worn by Fremen women: usually black.

The demanding memory that comes upon you of itself.

Mankind's original sun; by usage: any planet's primary.

The mystical world of similitudes where all physical limitations are removed.

The mystical world of similitudes where all physical limitations are removed.

The name of Paul Muad'Dib's sister.

A common rule on primitive worlds under which something is tested to determine its limits or defects. Commonly : testing to destruction.

The test of reason. Originally, the “Seven Mystic Questions” beginning: “Who is it that thinks?”

The "cloud-darkness of holy judgment" or "the cloud-darkness at the end of the universe"; an apocalyptic concept

The planet known as Dune; third planet of Canopus.

The name of a House Major.

In the Zensunni Wanderers’ religion, the female at the left hand of God; God’s handmaiden.

Tleilaxu "tanks" used for creating gholas, face dancers and other genetic "products."

Tleilaxu "tanks" used for creating gholas, face dancers and other genetic "products."

The signs of life.

In fremen legend, the weeper who mourns for all mankind.

A heavy pastry made with date syrup.

A living holy man with magical powers.

(Often Colonel Bashar): an officer of the Sardaukar a fractional point above Colonel in the standardized military classification. Rank created for military ruler of a planetary sub-district (Bashar of the Corps is a title reserved strictly for military use.)

The ancient school of mental and physical training established primarily for female students after the Butlerian Jihad destroyed the so-called “thinking machines” and robots.

Amen. (Literally: “Nothing further need be explained.”)

Great Bled: open, flat desert, as opposed to the erg-dune area. Open desert runs from about 60° north to 70° south. It is mostly sand and rock, with occasional outcroppings of basement complex.

Insulated mantle worn by Fremen in the open desert.

The proofs of life.

Sardaukar officer rank given to a military official whose duties call mostly for dealings with civilians; a military governorship over a full planetary district; above the rank of Bashar but not equal to a Burseg.

The so-called “magnetic language” derived in part from the ancient Bhotani (Bhotani Jib—jib meaning dialect). A collection of ancient dialects modified by needs of secrecy, but chiefly the hunting language of the Bhotani, the hired assassins of the first Wars of Assassins.

A brotherhood of hate (usually for revenge).

The sacred knife of the Fremen on Arrakis. It is manufactured in two forms from teeth taken from dead sandworms. The two forms are “fixed” and “unfixed.” An unfixed knife requires proximity to a human body’s electrical field to prevent disintegration. Fixed knives are treated for storage. All are about 20 centimeters long.

School of religious translation or interpretation.

The “rain of sand.” A fall of dust which has been carried to medium altitude (around 2,000 meters) by a coriolis storm. El-sayals frequently bring moisture to ground level.

An extensive dune area, a sea of sand.

The water tribute, chief specie of tax on Arrakis.

Fremen death commandos; historically: a group formed and pledged to give their lives to right a wrong.

Knowledge, religious law; one of the half-legendary origins of the Zensunni Wanderers’ religion.

Giving oneself up to gadfly distractions. Thus: a changeable person, one not to be trusted.

Something acquired in battle or single combat. Commonly, a memento of combat kept only to stir the memory.

Clones, manufactured in Axlotl tanks by the Tleilaxu.

In the Tleilaxu culture members must be "cleansed" of all communicable sins and ideas after contact with non-believers (powindah). Ghufran designates a rite of purification.

The high-handed enemy; that specific poison needle tipped with meta-cyanide used by Bene Gesserit Proctors in the death-alternative test of human awareness.

A long geological ditch formed when the ground sinks because of movements in the underlying crustal layers.

A name of an area, including an erg, a basin and a ridge.

Holy journey.

Journey of seeking.

“Now! At last!” a Fremen exclamation.

Desert journey, migration

The name of a House Major.

Breaking of the Habit

Eyes of Ibad: characteristic effect of a diet high in melange wherein the whites and pupils of the eyes turn a deep blue (indicative of deep melange addiction).

“Thus go the holy words….” Formal beginning to Fremen religious incantation (derived from panoplia propheticus).

The brotherhood of all Fremen on Arrakis.

Prophecy that by its very nature cannot be denied; immutable prophecy.

Theology; science of religious tradition; one of the half-legendary origins of the Zensunni Wanderers’ faith.

Jessica translated silently: “These are ashes! And these are roots!”

A rule for the general welfare; usually a preface to brutal necessity.

A religious crusade; fanatical crusade.

Evil spirit, demon.

The all-purpose cloak (it can be set to reflect or admit radiant heat, converts to a hammock or shelter) commonly worn over a stillsuit on Arrakis.

One of the books of the OC Bible

Formal feud or vendetta under the rules of the Great Convention carried on according to the strictest limitations. Originally the rules were designed to protect innocent bystanders.

A miracle; an action initiated by the spirit world.

Traditional invocation to still the angry spirits of a place whose name you mention.

Tleilaxu guards.

Double-bladed short sword (or long knife) with about 20 centimeters of slightly curved blade.

Any figure or design from Fremen mythology.

The combined survival handbook-religious manual developed by the Fremen on Arrakis.

One of Muad'Dib's Fedaykin.

“I am profoundly stirred!” A sincere exclamation of surprise common in the Imperium. Strict interpretation depends on context. (It is said of Muad’Dib that once he watched a desert hawk chick emerge from its shell and whispered: “Kull wahad!”)

“Shortening of the Way.” This is the label applied by the Bene Gesserit to the unknown for which they sought a genetic solution: a male Bene Gesserit whose organic mental powers would bridge space and time.

Fremen cry of grief. (La translates as ultimate denial, a “no” from which you cannot appeal.)

Inner circle empowered to act as supreme tribunal in House to House disputes.

War party or raid.

Heart of my enemy.

Fremen liban is spice water infused with yucca flour. Originally a sour milk drink.

“The Voice from the Outer World.” In Fremen messianic legends, an off-world prophet. Sometimes translated as “Giver of Water.” (See Mahdi.)

In the Fremen messianic legend, “The One Who Will Lead Us to Paradise.”

Maula: slave. Maula pistol: spring-loaded gun for firing poison darts; range about forty meters.

The “spice of spices,” the crop for which Arrakis is the unique source. The spice, chiefly noted for its geriatric qualities, is mildly addictive when taken in small quantities, severely addictive when imbibed in quantities above two grams daily per seventy kilos of body weight. (See Ibad, Water of Life, and Pre-spice Mass.) Muad’Dib claimed the spice as a key to his prophetic powers. Guild navigators make similar claims. Its price on the Imperial market has ranged as high as 620,000 solaris the decagram.

That class of Imperial citizens trained for supreme accomplishments of logic. “Human computers.”

The season for testing Fremen youths who wish admittance to manhood.

Apricots.

The historical Zensunni (Fremen) term for themselves: “The People.”

The arm of the Bene Gesserit order charged with sowing infectious superstitions on primitive worlds, thus opening those regions to exploitation by the Bene Gesserit.

Mu zein literally means “nothing good,” and wallah is a reflexive terminal exclamation. In this traditional opening for a Fremen curse against an enemy, Wallah turns the emphasis back upon the words Mu zein, producing the meaning: “Nothing good, never good, good for nothing.”

The adapted kangaroo mouse of Arrakis, a creature associated in the Fremen earth-spirit mythology with a design visible on the planet’s second moon. This creature is admired by Fremen for its ability to survive in the open desert.

The Fremen name for Beast Rabban (Count Rabban of Lankiveil), the Harkonnen cousin who was siridar governor on Arrakis for many years. The name is often translated as “Demon Ruler.”

A small garden annex or garden courtyard.

Na-: a prefix meaning “nominated” or “next in line.” Thus: na-Baron means heir apparent to a barony.

One who has sworn never to be taken alive by the enemy; traditional oath of a Fremen leader.

The name of one of the Fish Speakers.

The scarf-pad worn at the forehead beneath the stillsuit hood by married or “associated” Fremen women after birth of a son.

Officers of the Imperial bodyguard who are related to the Emperor by blood. Traditional rank for sons of royal concubines.

Support your brother in his time of need, whether he be just or unjust!

(commonly: ’thopter): any aircraft capable of sustained wing-beat flight in the manner of birds.

The name of on of the Fedaykin.

The ruler of the Known Universe.

Term covering the infectious superstitions used by the Bene Gesserit to exploit primitive regions.

Oranges.

Unclean, alien, outsiders to the Tleilaxu.

Instinct-wisdom, a high level of awareness.

Bene Gesserit nerve and muscle control training.