1. German naturalist who explored Central and South America and provided a comprehensive description of the physical universe (1769-1859)
   - Humboldt, Baron Friedrich Heinrich Alexander von Humboldt

Type of: natural scientist, naturalist

• rubellite
• Rubenesque
• Rubens
• rubeola
• Rubia
• Rubia cordifolia
• Rubia tinctorum
• Rubiaceae
• rubiaceous plant
• Rubiales
• rubicelle
• Rubicon
• rubicund
• rubicundity
• rubidium
• rubidium-strontium dating
• rubify
• rubiginous
• Rubin test
• Rubinstein
• ruble
• rubor
• rubric
• rubrical
• rubricate