Definition

1. Proper noun:
   • Gerardus Mercator: A Flemish geographer and cartographer who lived and worked in the Duisburg, Germany. He is renowned for creating the Mercator projection, a cylindrical map projection that became the standard for nautical navigation because it represents lines of constant course as straight segments.

Usage Examples

• Proper noun:
  • The map was drawn using the principles developed by Gerardus Mercator.
  • Gerardus Mercator's work revolutionized sea navigation in the 16th century.

Advanced Usage

• "Mercator projection": The specific map projection invented by Gerardus Mercator, which preserves angles and shapes of small areas but distorts size, especially near the poles.
  • While useful for navigation, the Mercator projection significantly exaggerates the size of landmasses like Greenland.

Variants and Related Words

• Mercator (noun): A common shortened reference to Gerardus Mercator or his projection.
  • The map is a standard Mercator.
• Mercatorial (adj): Pertaining to Mercator or his projection.
  • The mercatorial map was essential for the voyage.

Synonyms

• Cartographer: A maker of maps or charts.
• Geographer: An expert in the study of the physical features of the earth.

Related Phrases

• Mercator chart: A nautical map using the Mercator projection.
  • The captain plotted the course on a Mercator chart.

Noun

1. Flemish geographer who lived in Germany; he invented the Mercator projection of maps of the globe (1512-1594)