lobe

[lohb]

noun

1. a roundish projection or division, as of an organ or a leaf.

2. earlobe.

lobe

/ ləʊb /

noun

1. any rounded projection forming part of a larger structure

2. any of the subdivisions of a bodily organ or part, delineated by shape or connective tissue

3. short for ear lobe

4. any of the loops that form part of the graphic representation in cylindrical coordinates of the radiation pattern of a transmitting aerial Compare radiation pattern

5. any of the parts, not entirely separate from each other, into which a flattened plant part, such as a leaf, is divided

lobe

1. A rounded projection, as on a leaf or petal. The leaves of many oak species have prominent lobes.

2. An anatomical division of an organ of the body. The liver, lungs, and brain are all characterized by lobes that are held in place by connective tissue.

Other Word Forms

• multilobe noun

Word History and Origins

Origin of lobe¹

1515–25; < Medieval Latin lobus ( Late Latin: hull, husk, pod) < Greek lobós, akin to Latin legula lobe of the ear

Word History and Origins

Origin of lobe¹

C16: from Late Latin lobus, from Greek lobos lobe of the ear or of the liver

Example Sentences

In his case, the most damaged tissues are in his brain’s left frontal or left temporal lobes, which play crucial roles in processing and forming language.

From Los Angeles Times

His hands were cuffed in front of his wrinkled yellow jail T-shirt and his ear lobes were stretched with white paper plugs over his tattooed neck.

From Los Angeles Times

These implants are done in two parts of the brain that often produce seizures, the medial temporal lobe and the medial frontal lobe.

From Salon

This is a movie where someone’s frontal lobes get splatted on a window and drip-drip-plop down in chunks.

From Los Angeles Times

The tumour is in the right frontal lobe of Weronika's brain – the area responsible for abstract thought, creativity and concentration.

From BBC