(archeology) the period following the Bronze Age; characterized by rapid spread of iron tools and weapons
a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood
a golf club that has a relatively narrow metal head
how long something has existed
an era of history having some distinctive feature
a time of life (usually defined in years) at which some particular qualification or power arises
begin to seem older; get older
