assign a duty, responsibility or obligation to; "He was appointed deputy manager"; "She was charged with supervising the creation of a concordance"
put into service; make work; make use of of employ for a particular purpose: "use your head!" "I can't make use of this tool"; "Apply a magnetic field here"; "This thinking was applied to many projects"; "How do you utilize this tool?"; "I apply this rule
be the sole or primary factor in the existence, acquisition, supply, or disposal of something; "Passing grades account for half of the grades given in this exam"
to stress, single out as important: "Dr. Jones emphasizes exercise in addition to a change in diet."