emblem

Từ điển American Heritage Dictionary 4th

em·blem (ĕmʹbləm)n.
1. An object or a representation that functions as a symbol. See Synonyms at sign.
2. A distinctive badge, design, or device:
trucks marked with the company emblem; the emblem of the air force.
3. An allegorical picture usually inscribed with a verse or motto presenting a moral lesson. [Middle English, pictorial fable, from Latin emblēma, raised ornament, from Greek, embossed design, from emballein, to insert, set in : en-, in; see en-² + ballein, to throw; See gʷelə- in Indo-European Roots.]