Term: iron disulfide: a compound containing two atoms of sulfur combined with iron
Broader: physical entity: an entity that has physical existence | Unrelated: foster-child: a child who is raised by foster parents
Broader: physical entity: an entity that has physical existence | Unrelated: ski mask: a woolen face mask to protect the face from cold while skiing on snow
Broader: physical entity: an entity that has physical existence | Unrelated: molecular weight: (chemistry) the sum of the relative atomic masses of the constituent atoms of a molecule
Broader: physical entity: an entity that has physical existence | Unrelated: halcyon: a mythical bird said to breed at the time of the winter solstice in a nest floating on the sea and to have the power of calming the winds and waves
Broader: physical entity: an entity that has physical existence | Unrelated: giant moa: the largest moa; about 12 feet high
Broader: physical entity: an entity that has physical existence | Unrelated: tropical rain forest: a rain forest in a tropical area
Broader: physical entity: an entity that has physical existence | Unrelated: cephalotaxus: the genus of Cephalotaxus (see plum-yews)
Broader: physical entity: an entity that has physical existence | Unrelated: house: a building in which something is sheltered or located
Broader: physical entity: an entity that has physical existence | Unrelated: worm family: a family of worms
Broader: physical entity: an entity that has physical existence | Unrelated: selling point: a characteristic of something that is up for sale that makes it attractive to potential customers