Definitions

1. verb

to divide or separate into or as if into lobes; to form or have lobes

“The geologist observed that the rocks had been lobulated by millions of years of erosion.”

2. noun

a part or division of an organ or other structure that is separated from others by a fissure or notch; a lobe

“The lobules in the lungs allow for efficient gas exchange.”

3. adjective

having or forming lobes, especially in an organ or other structure

“The lobulate leaves of the plant were a distinguishing feature.”