Asteroid
Part of speech: noun
Definition: A naturally occurring solid object, smaller than a planet, orbiting a star.
Example sentence: This planet is 15 million years overdue for an asteroid strike like the one that killed the dinosaurs.
Angulate
Part of speech: adjective
Definition: Shaped with corners or angles.The shape of stems, leaves and wings.
Part of speech: verb
Definition: To make, or to become, angular