Definition

1. Proper noun:
   • A major mountain range in Mexico: The Sierra Madre Oriental is a significant mountain range forming part of the Sierra Madre mountain system in Mexico. It runs roughly parallel to the eastern coastline of the country along the Gulf of Mexico.

Usage

• The term Sierra Madre Oriental is used as a singular, proper noun to refer to this specific geographic feature. It is typically preceded by the definite article "the."
• It is used in geographical, geological, and environmental contexts.

Examples

• Proper noun:
  • The Sierra Madre Oriental separates the Gulf Coastal Plain from the central Mexican Plateau.
  • Several endangered species are found in the forests of the Sierra Madre Oriental.
  • This river has its source in the Sierra Madre Oriental.

Advanced Usage

• The range is often discussed in contrast to its counterpart, the Sierra Madre Occidental, which runs along the Pacific coast.
• In geographical descriptions, it is common to refer to its role as a barrier or its influence on climate.

Variants and Related Words

• Sierra Madre (proper noun): The broader mountain system in Mexico, comprising the Sierra Madre Oriental, Sierra Madre Occidental, and Sierra Madre del Sur.
• Mountain range (noun): A series of connected mountains forming a long, elevated line. The Sierra Madre Oriental is an example of a mountain range.

Synonyms

• Eastern Sierra Madre: A direct translation sometimes used for clarity.
• There are no true synonyms for this proper noun, as it names a unique geographic entity. Related descriptive terms include cordillera or highlands.

Related Phrases

• The Sierra Madre system: Refers to the collective mountain ranges of Mexico.
• Run parallel to: A phrase frequently used to describe the geographic orientation of the Sierra Madre Oriental relative to the coast.

Noun

1. a mountain range in northeastern Mexico the runs parallel to the coastline of the Gulf of Mexico