Longman Dictionary of Contemporary English homepage

Date: 1400-1500
Language: Late Latin
Origin: lobus, from Greek lobos

lobe

 noun
     
Related topics: Human
lobe [countable]
1HBH the soft piece of flesh at the bottom of your ear [= earlobe]
2 technicalHBH a round part of an organ in your body, especially in your brain or lungs
Definition from the Longman Dictionary of Contemporary English
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