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Definitions

American Heritage® Dictionary of the English Language, Fourth Edition

  1. adj. Rust-colored; reddish-brown.

Century Dictionary and Cyclopedia

  1. Rusty; having a rusty appearance, as the sputa in some cases of pneumonia.
  2. In botany and zoology, rust-colored; brownish-red; ferruginous.
  3. Affected by rubigo, as a plant.

Etymologies

  1. Latin rūbīginōsus, from rūbīgō, rūbīgin-, rust, from rōbus, red; see reudh- in Indo-European roots.

Examples

  • “Researchers from the Volcani Center in Israel examined 17 varieties of chickpeas, known to be high protein, ranging from black, red, brown, green, rubiginous, gray, yellow, and beige.”

    Medindia Health News

  • “Researchers from the Volcani Center in Israel looked at 17 lines of chickpeas ranging from black, red, brown, green, rubiginous, gray, yellow, and beige.”

    Newswise: Latest News

Lists

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‘rubiginous’ has been looked up 514 times, added to 10 lists, and has a Scrabble score of 13.