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

Temporal lobe epilepsy causes repeated seizures and often interferes with memory and thinking.

From Science Daily

In typical cases, the exposure damages the brain’s frontal lobe, which slows cognition, impairs impulse control, restricts dopamine production and affects mood.

From The Wall Street Journal

They looked closely at shifts in the shape and size of the brain over time and focused on the optic lobe, the region involved in vision that has been linked to flight capabilities.

From Science Daily

Procedures such as the repair of split ear lobes, fixing simple snoring and the reversal of male and female sterilisation are not permitted.

From BBC

In FTD, abnormal proteins accumulate in the brain’s frontal or temporal lobes, damaging and eventually destroying those neurons.

From Los Angeles Times