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lobe

lobe

4 7.9
A strong part of an antenna signal that points in one direction
  • noun
  • /loʊb/
  • Specialized
translation icon : lóbulo
  • The sonar system detects underwater objects by analyzing the sound waves reflected from their lobes.
  • radio lobes
  • temporal lobe
  • east lobe

Examples

  • What has happened is that energy has shifted from the central or zero order to higher-order side lobes.

    Academic text (1996)
  • During darkness, the visual association areas of the brain, specifically the occipital and temporal lobes, become supersensitive during visual deprivation.

    Academic text (1994)
  • Visible light from a bright spot in the southern lobe (toward the bottom of the image) was used as the guide star.

    Academic text (1994)
  • The upper left and the bottom lobes extend more than a light-year from the star.

    Academic text (1992)
  • The result is a field that has two lobes of opposite polarity on opposite sides of the comet.

    Academic text (1992)
  • Venerated high above any muscle in the body was the frontal cerebral lobe.

    Fiction book (1994)
  • The way the density changes in the lobes suggests that they formed as a result of a high-velocity wind from the protostar.

    Academic text (1992)
  • In radio technology, a high-gain antenna is designed to focus its signals into a narrow lobe to improve reception.

  • The engineer demonstrated how the antenna's lobes helped direct the signal toward the satellite.

Synonyms

major lobe
vslobe
  • Specialized
7.4

Main direction an antenna sends or receives its strongest signal

refers to any high-response bulge, not only the main forward one

Compounds

frontal lobe
  • Specialized
24 4.8

Part of the brain at the front that controls movement you choose and thinking

temporal lobe
  • Specialized
12 4.9

A part at the side of the brain that handles hearing and memory

parietal lobe
  • Specialized
6 7.0

A part of the brain that helps you feel touch and temperature and know where your body is

occipital lobe
  • Specialized
4 7.0

Part of the brain at the back that helps you see

2 5.9

A brain condition that causes repeated seizures in the side of the brain, often with memory loss and strange movements

lobe of the lung
  • Specialized
1 4.0

A large part of a lung, with three on the right and two on the left

prefrontal lobe
  • Specialized
1 5.3

The front part of the brain that helps with thinking and making decisions

1.0

A soft lower part of the ear that hangs down

lobe-finned fish
  • Specialized
9.9

A fish with thick, fleshy fins that look like small limbs, including living and fossil kinds

major lobe
  • Specialized
7.4

Main direction an antenna sends or receives its strongest signal

hepatic lobe
  • Specialized
6.6

A separate part of the liver in humans and other animals

pyriform lobe
  • Specialized
9.9

A pear-shaped part of the brain that helps you smell

piriform lobe
  • Specialized
9.8

A pear-shaped part of the brain that helps you smell

How Strong

major lobe
  • Specialized
7.4
lobe
  • Specialized
4 7.9

Surface Forms

lobe singular
lobes plural

Etymology

The word lobe comes from Latin lobus and Greek lobos, meaning a 'rounded part' or 'pod'. That's why engineers call a bulge in an antenna's signal pattern a 'lobe' — it is a rounded area where the signal is strongest.