Metonymy: A figure of speech in which one thing is designated by the mention of something associated with it (μετωνυμίαa, "a change of name") as in "The White House denied the allegations," which uses White House to mean the president or his staff.

See Romans 5:59; Colossians 1:16; 4:18.

DeMoss, Pocket Dictionary for the Study of New Testament Greek (2001), 84.