Definition of pterygoid ridge in English:

pterygoid ridge

noun

  • 1A ridge on a pterygoid bone, or formed by such a bone (in the skull of a fish, amphibian, or reptile).

  • 2The infratemporal crest of the lateral surface of the greater wing of the sphenoid bone, which gives origin to part of the lateral pterygoid muscle (in humans and various other mammals).

Origin

Late 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.