The term "Escudo," which means "shield" in Portuguese, was adopted as the name for the currency of Portugal and its former colonies. The name has historical significance and reflects the emblematic role of the shield in Portuguese heraldry and symbolism.
The Escudo was introduced as the official currency of Portugal in 1911, replacing the Portuguese Real. The choice of the name "Escudo" likely symbolized strength, protection, and sovereignty, characteristics associated with a shield. In heraldry, the shield is a traditional symbol of defense and heraldic authority, representing the protection of the nation and its people.
Additionally, the adoption of the name "Escudo" may have been influenced by the use of similar terms for currency in other European countries. For example, the Spanish currency, the "Escudo," was also named after the shield.
Overall, the name "Escudo" for the Portuguese currency reflects historical and cultural elements, including the symbolism of the shield in Portuguese heraldry and its association with strength, protection, and national identity.