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Antenna (Noun)

An electrical device that sends or receives radio or television signals.

Nouns denoting man-made objects.

The TV antenna on the roof was damaged in the storm and needed to be replaced.
The cell phone's internal antenna allowed it to receive a weak signal from the nearest tower.
The satellite dish is a type of antenna that receives signals from orbiting satellites.
The radio antenna on the car's rear window was a stylish addition to the vehicle's design.
The wireless router's antenna was adjusted to optimize the Wi-Fi signal strength throughout the house.

Sensitivity similar to that of a receptor organ; "he had a special antenna for public relations".

Nouns denoting attributes of people and objects.

One of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste.

Nouns denoting animals.

The butterfly's delicate antenna quivered as it sensed the sweet nectar of the nearby flower.
Hermit crabs use their antennae to detect potential threats and locate food.
The praying mantis swiveled its slender antennae to pinpoint the source of the faint hum.
As the bee landed, its antennae twitched with excitement, drinking in the fragrant scents of the blooming garden.
The lobster's feathery antennae waved gently back and forth, testing the chemical composition of the murky seawater.