The Son of Neptune

Pantheon a temple to all the gods of Ancient Rome

Penthesilea a queen of the Amazons; daughter of Ares and Otrera, another Amazon queen

Periclymenus a Greek prince of Pylos and a son of Poseidon, who granted him the ability to shape-shift. He was renowned for his strength and participated in the voyage of the Argonauts.

Phineas a son of Poseidon, who had the gift of prophecy. When he revealed too much of the plans of the gods, Zeus punished him by blinding him.

pilum a Roman spear

Pluto the Roman god of death and riches. Greek equivalent: Hades

Polybotes the giant son of Gaia, the Earth Mother

praetor an elected Roman magistrate and commander of the army

Priam the king of Troy during the Trojan War

principia the headquarters of a Roman camp

probatio testing period for a new recruit in a legion

pugio a Roman dagger

Queen Hippolyta’s belt Hippolyta wore a golden waist belt, a gift from her father, Ares, that signified her Amazonian queenship and also gave her strength.

retiarius Roman gladiator who fought with a net and trident

River Styx the river that forms the boundary between Earth and the Underworld

Romulus and Remus the twin sons of Mars and the priestess Rhea Silvia who were thrown into the River Tiber by their human father, Amulius. They were rescued and raised by a she-wolf and, upon reaching adulthood, founded Rome.

Saturn the Roman god of agriculture, the son of Uranus and Gaia, and the father of Jupiter. Greek equivalent: Kronos

scorpion ballista a Roman missile siege weapon that launched a large projectile at a distant target

Senatus Populusque Romanus (SPQR) ‘The Senate and People of Rome’; refers to the government of the Roman Republic and is used as an official emblem of Rome

shades spirits

Sibylline Books a collection of prophecies in rhyme written in Greek. Tarquinius Superbus, a king of Rome, bought them from a prophetess named Sibyl and consulted them in times of great danger.

spartus a skeleton warrior

spatha a cavalry sword

Stygian iron like Celestial bronze and Imperial gold, a magical metal capable of killing monsters

Tartarus husband of Gaia; spirit of the abyss; father of the giants; also the lowest region of the world

Terminus the Roman god of boundaries and landmarks

Thanatos the Greek god of death. Roman equivalent: Letus

Tiber River the third-longest river in Italy. Rome was founded on its banks. In Ancient Rome, executed criminals were thrown into the river.

trireme a type of warship

triumph a ceremonial procession for Roman generals and their troops in celebration of a great military victory

Trojan War the war that was waged against the city of Troy by the Greeks after Paris of Troy took Helen from her husband, Menelaus, the king of Sparta. It started with a quarrel between the goddesses Athena, Hera and Aphrodite.