lobe

American  

[lohb] / loʊb /

noun

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

2. earlobe.

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lobe British  

/ 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

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lobe Scientific  

/ lōb /

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.

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Other Word Forms

• multilobe noun

Etymology

Origin of lobe

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

Example Sentences

He had a habit of pulling at the lobe of his right ear, rubbing his nose, or digging at the wiry whiskers on his chin.

From Literature

Without a disruptive crash, there is nothing to separate the two lobes.

From Science Daily

The frontal lobe is responsible for many higher level abilities, including planning, decision making, judgment, and emotional control.

From Science Daily

Even so, the findings suggest that synchronized activity between the frontal and parietal lobes plays a role in altruistic decision making.

From Science Daily

Two bright beams stream outward from the star, lighting up fast-moving polar lobes that punch through older, slower rings of material arranged in concentric arcs.

From Science Daily