sunburst

noun

1. (countable)A figure or shape showing rays radiating from a central point.
2. (countable)A strong outburst of sunlight.
3. (uncountable)A style of finish for musical instruments such as guitars, having an area of lighter color (often showing the wood grain underneath) that darkens gradually towards a dark outer rim.

   “The L-30 was finished all over in black, the L-37 in sunburst.”

4. (countable, uncountable)A flowering plant of the genus Pseudobahia, native to California.