Definition of Stonehenge in English:
Stonehenge
proper nounstəʊnˈhɛn(d)ʒˈstōnˌhen(d)ZH
A megalithic monument on Salisbury Plain in Wiltshire. Completed in several constructional phases from c.2950 BC, it is composed of a circle of sarsen stones surrounded by a bank and ditch and enclosing a circle of smaller bluestones. Within this inner circle is a horseshoe arrangement of five trilithons with the axis aligned on the midsummer sunrise, an orientation that was probably for ritual purposes.
Origin
From Old English stān 'stone' + an element related to hengan 'to hang'.
Definition of Stonehenge in US English:
Stonehenge
proper nounˈstōnˌhen(d)ZH
A megalithic monument on Salisbury Plain in Wiltshire, England. Completed in several constructional phases from c.2950 BC, it was probably used for ritual purposes.
Origin
From Old English stān ‘stone’ + an element related to hengan ‘to hang’.