Circumvallate (verb)
sir-kum-val-ayt
Surround with or as if with a rampart.
Mid 17th century (as an adjective): from Latin circumvallat- ‘surrounded with a rampart’, from the verb circumvallare, from circum ‘around’ + vallare, from vallum ‘rampart’. The verb dates from the early 19th century.
Example sentences
“With walls circumvallated with ditches.”