I. ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: sun (I) + burst
1.
a. : a sudden flash of sunlight especially through a break in the clouds
off to the west the sky was pink which meant there would be a sunburst — Ysabel Rennie
b. : something resembling a burst of sunlight
the annual sunburst of azaleas … that brightens the garden — Monsanto Magazine
that brief, Renaissance sunburst of the human intellect — Alan Moorehead
2.
a. : a jeweled brooch representing a sun surrounded by rays
a sunburst in his turban — Hamlin Garland
b. : a design in the form of conventionalized rays diverging from a central point
the gilt-faced clock in the sunburst on the restaurant's wall — Elizabeth Bowen
3. : the Japanese ensign bearing the device of a rising sun and rays radiating to all points in red on a white field
4. : a moderate to strong orange that is yellower and lighter than carrot red, lighter than Mars yellow, and slightly yellower and stronger than zinc orange
II. adjective
: pleated, tucked, or stitched in lines radiating from a circular edge
blouse with a sunburst yoke
seven slivers of sunburst fan pleats set in … below the hips — Lois Long