Term: protohistory: the study humans prior to the invention of writing
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: battle damage: loss of military equipment in battle
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: roller coaster: anything characterized by abrupt and extreme changes (especially up and down)
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: muscular tonus: normal tonicity of the muscles
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: eastern grey squirrel: common medium-large squirrel of eastern North America; now introduced into England
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: pawl: a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: partialness: the state of being only a part; not total; incomplete
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: spherical triangle: a spherical polygon formed by the arcs of 3 great circles
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: diesel locomotive: a locomotive driven by a diesel engine
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: center: (basketball) the person who plays center on a basketball team
Broader: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) | Unrelated: water gillyflower: a featherfoil of the eastern United States with submerged spongy inflated flower stalks and white flowers