The Tyrant's Tomb (The Trials of Apollo, #4)(112)

Germani bodyguards for the Roman Empire from the Gaulish and Germanic tribes

Greek fire a magical, highly explosive, viscous green liquid used as a weapon; one of the most dangerous substances on earth

Grove of Dodona the site of the oldest Greek Oracle, second only to Delphi in importance; the rustling of trees in the grove provided answers to priests and priestesses who journeyed to the site. The grove is located in Camp Half-Blood Forest and accessible only through the myrmekes’ lair.

Hades the Greek god of death and riches; ruler of the Underworld. Roman form: Pluto

Harpocrates the Ptolemaic god of silence and secrets, a Greek adaptation of Harpa-Khruti, Horus the Child, who was often depicted in art and statuary with his finger held up to his lips, a gesture symbolizing childhood

harpy a winged female creature that snatches things

Hecate the goddess of magic and crossroads

Hector a Trojan champion who was ultimately slain by the Greek warrior Achilles and then dragged by the heels behind Achilles’s chariot

Helios the Titan god of the sun; son of the Titan Hyperion and the Titaness Theia

Hephaestus the Greek god of fire, including volcanic, and of crafts and blacksmithing; the son of Zeus and Hera, and married to Aphrodite. Roman form: Vulcan

Hera the Greek goddess of marriage; Zeus’s wife and sister; Apollo’s stepmother. Roman form: Juno

Hermes the Greek god of travelers; guide to spirits of the dead; god of communication. Roman form: Mercury.

hippocampus a sea creature with a horse’s head and a fish’s body

Horatius Cocles a Roman officer who, according to legend, single-handedly defended the Sublician Bridge over the Tiber River from the invading Etruscan army

Hyacinthus a Greek hero and Apollo’s lover, who died while trying to impress Apollo with his discus skills

immortuos Latin for undead

Imperial gold a rare metal deadly to monsters, consecrated at the Pantheon; its existence was a closely guarded secret of the emperors

Iris Greek goddess of the rainbow

jiangshi Chinese for zombie

Julius Caesar a Roman politician and general whose military accomplishments extended Rome’s territory and ultimately led to a civil war that enabled him to assume control of the government in 49 BCE. He was declared “dictator for life” and went on to institute social reforms that angered some powerful Romans. A group of senators conspired against him and assassinated him on March 15, 44 BCE.

Juno the Roman goddess of marriage; Jupiter’s wife and sister; Apollo’s stepmother. Greek form: Hera

Jupiter the Roman god of the sky and king of the gods. Greek form: Zeus

Jupiter Optimus Maximus Latin for Jupiter, the best and greatest god

Khromanda (Khromandae, pl.) a humanoid monster with gray eyes, a shaggy blond pelt, and doglike teeth; it can only communicate in loud shrieks

Koronis daughter of a king; one of Apollo’s girlfriends, who fell in love with another man. A white raven Apollo had left to guard her informed him of the affair. Apollo was so angry at the raven for failing to peck out the man’s eyes that he cursed the bird, scorching its feathers. Apollo sent his sister, Artemis, to kill Koronis, because he couldn’t bring himself to do it.

Kronos the Titan lord of time, evil, and the harvest. He is the youngest but boldest and most devious of Gaea’s children; he convinced several of his brothers to aid him in the murder of their father, Ouranos. He was also Percy Jackson’s primary opponent. Roman form: Saturn

Labyrinth an underground maze originally built on the island of Crete by the craftsman Daedalus to hold the Minotaur

lamia Roman term for zombie

Lar (Lares, pl.) Roman house gods

legionnaire a member of the Roman army

Lemurian from the ancient continent of Lemuria, now lost, but once thought to be located in the Indian Ocean

Leto mother of Artemis and Apollo with Zeus; goddess of motherhood

libri Latin for books

lictor an officer who carried a fasces and acted as a bodyguard for Roman officials

Little Tiber named after the Tiber River of Rome, the smaller river that forms the barrier of Camp Jupiter

Luna the moon Titan. Greek form: Selene

Lupa the wolf goddess, guardian spirit of Rome

maenad a female follower of Dionysus/Bacchus, often associated with frenzy

manubalista a Roman heavy crossbow

Mars the Roman god of war. Greek form: Ares

Medea a Greek enchantress, daughter of King Ae?tes of Colchis and granddaughter of the Titan sun god, Helios; wife of the hero Jason, whom she helped obtain the Golden Fleece

Meleager a prince who the Fates predicted would die when a piece of firewood was consumed. When his mother discovered that Meleager had killed her two brothers, she threw the wood into the fire, bringing about his death.

Meliai Greek nymphs of the ash tree, born of Gaea; they nurtured and raised Zeus in Crete

Mercury the Roman god of travelers; guide to spirits of the dead; god of communication. Greek form: Hermes

Minerva the Roman goddess of wisdom. Greek form: Athena

Mist a magical force that prevents mortals from seeing gods, mythical creatures, and supernatural occurrences by replacing them with things the human mind can comprehend

Mount Olympus home of the Twelve Olympians

Mount Othrys a mountain in central Greece; the Titans’ base during the ten-year war between the Titans and the Olympians; the seat of the Titans in Marin County, California; known by mortals as Mount Tamalpais