Definition

Proper noun A major river in northeastern Brazil. It is one of the largest rivers in the region, flowing generally in a northward direction until it empties into the Atlantic Ocean.

Usage

The word "Parnaíba" is used as a proper noun to specifically name this geographic feature. It is typically preceded by the definite article "the" when referring to the river itself.

Examples

• The Parnaíba forms a natural border between the Brazilian states of Maranhão and Piauí.
• Several cities are located along the banks of the Parnaíba River.
• The delta of the Parnaíba is an area of significant ecological importance.

Advanced Usage

• The river's full name is often given as the Parnaíba River.
• The term can be used in geographical, environmental, and historical contexts discussing northeastern Brazil.

Variants and Related Words

• Parnaíba River: The most common compound form used in English to specify it is a river.
• Rio Parnaíba: The Portuguese name, where "Rio" means "river".

Synonyms

• (There are no direct synonyms for a proper noun like a specific river name. It can only be described.)
  • The river
  • The waterway

Related Idioms or Phrases

(Not applicable for a proper noun naming a geographic feature.)

Noun

1. a river in northeastern Brazil that flows generally northward to the Atlantic Ocean