"utilised" in the verb sense
1. use, utilize, utilise, apply, employ
put into service make work or employ for a particular purpose or for its inherent or natural purpose
"use your head!"
"we only use Spanish at home"
"I can't use this tool"
"Apply a magnetic field here"
"This thinking was applied to many projects"
"How do you utilize this tool?"
"I apply this rule to get good results"
"use the plastic bags to store the food"
"He doesn't know how to use a computer"
"utilised" in the adjective sense
1. utilized, utilised, employed
put to use
Source: WordNet® (An amazing lexical database of English)
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