GIBBOUS

  • (of a heavenly body) convex at both edges, as the moon when more than half full
  • (of a heavenly body) convex at both edges, as the moon when more than half full.
  • having a hump on the back
  • irregularly rounded [adj]
  • irregularly rounded, also GIBBOSE [adj]
  • is most often used to describe a moon or planet that is seen with more than half, but not all, of the apparent disk illuminated.
  • marked by convexity or swelling.