Term: moderator: any substance used to slow down neutrons in nuclear reactors
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: dicer: a mechanical device used for dicing food
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: totem pole: a tribal emblem consisting of a pillar carved and painted with totemic figures; erected by Indian tribes of the northwest Pacific coast
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: annals: reports of the work of a society or learned body etc
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: trombidiidae: mites
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: lepidodendraceae: fossil plants characterized by conspicuous spirally arranged leaf scars on the trunk
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: redefinition: the act of giving a new definition
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: authentication: a mark on an article of trade to indicate its origin and authenticity
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: naivete: lack of sophistication or worldliness
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: star apple: evergreen tree of West Indies and Central America having edible purple fruit star-shaped in cross section and dark green leaves with golden silky undersides
Broader: inhibitor: a substance that retards or stops an activity | Unrelated: sewage farm: a farm that is irrigated and fertilized with raw sewage