radiate
v.v. to spread out from a central point in all directions, like light or heat. In biology, it describes how some animals or plants grow their parts outward.
v. to spread out from a central point in all directions; to emit or diffuse something such as light, heat, or energy. In a biological context, it describes the outward growth of appendages or the arrangement of parts in a circular pattern.
The sun radiates heat and light across the solar system.
The scientist observed how the plant's leaves radiate outward to capture as much sunlight as possible.
The starfish's arms radiate from a central disc, a characteristic arrangement that allows for efficient movement and feeding across the ocean floor.
Learned borrowing from Latin radiātus, perfect passive participle of radiō (“to radiate, furnish with spokes, give out rays, radiate, shine”) (see -ate (verb-forming suffix)), from radius (“a spoke, ray”).
Learned borrowing from Latin radiātus (see Etymology 1 and -ate (adjective-forming suffix) for more).
From a substantivation of the above adjective through the associated taxon's name (Radiata), see -ate (noun-forming suffix).