Definition of antenna in English:

antenna

noun

  • 1Zoology
    Either of a pair of long, thin sensory appendages on the heads of insects, crustaceans, and some other arthropods:

    ‘bugs use their antennae to detect blood heat’
    • ‘The only appendages that all crustaceans have in common is two pairs of antennae.’
    • ‘It was a female, as evidenced by its plump, rounded abdomen and thin antennae.’
    • ‘Without claws, spiny lobsters use their antennae to fend off predators.’
    • ‘In these fossils, detail of legs, antennae, wings, and even small body hairs are preserved.’
    • ‘Lurking in these holes, the ants grab the legs and antennae of unsuspecting insects.’
    antenna, tentacle, horn
    View synonyms
    1. 1.1antennae The faculty of instinctively detecting and interpreting subtle signs:
      ‘he has the political antennae of a party whip’
      • ‘And all the folks who have antennae for political magic are all a-twitter over him.’
      • ‘Peter Stringer has occasionally been charged with a lack of extravagance behind the scrum, but his antennae are never down.’
      • ‘They can suss out a person and have a natural antennae.’
      • ‘He possessed both an indomitable will and supersensitive antennae attuned to the political airways.’
      • ‘I'd trust politicians, who, whatever their faults, have finely tuned antennae for the flow of events.’
      • ‘Abu Mustafa, whose antennae were particularly sensitive, said he didn't think it was a wonderful idea.’
      • ‘His antennae are sharply attuned to such shifts.’
      • ‘In each case he has used his considerable speaking abilities and his acute political antennae to confront the allegations head on.’
      • ‘None of that will have escaped the acute political antennae of the member for Airdrie and Shotts, John Reid, the home secretary.’
      • ‘And while he has the political antennae to know what was being said about him, he has long given the impression that he doesn't give a damn.’
      • ‘Though social barriers may have been lowered, our social antennae have not.’
      • ‘But it is where the government has rushed, unprepared, political antennae wobbling, that it has fallen into error.’
      • ‘Aware of all this, Campbell's antennae were not tuned in.’
      • ‘You'd think he'd have known better, maybe would have had antennae for this.’
      • ‘But Melissa writes for the Guardian, and Guardian writers have different sensual antennae to the rest of us.’
      • ‘The subliminal message would have registered on the sensitive antennae of bible belt America, while agnostics would have noticed nothing.’
      • ‘The ignorant president who reputedly cares nothing for the sensitivities of other cultures is shown to have diplomatic antennae.’
      • ‘Rusk insists they'd never have such acute antennae for the cutting edge without his wife Louise's talent for creating new looks.’
  • 2North American "( plural also antennas ) "technical

    ‘a TV antenna’
    another term for aerial
    • ‘It's a touch ugly, to be honest, with three external antennas on top of a small grey box.’
    • ‘Radio tags on the market use bulky external antennas and cost about 30 cents and up.’
    • ‘A closer look reveals unusual devices on its roof - satellite antennas to receive signals from space.’
    • ‘To this day, Russian spacecraft tend to use separate antennas for each communications function.’
    • ‘And on the roof there was a red and blue light bar with a whole slew of antennas sticking out from the top.’
    • ‘Scaled down versions might serve as antennas for communications systems.’
    • ‘Installation of the antennas and their associated cabling took about two hours.’
    • ‘Wireless calls can be received by a number of different antennas miles away from the caller.’
    • ‘Their mission changed from checking radios to checking the mounts and antennas.’
    • ‘Of course, all radios and antennas should be tuned for their best performance.’
    • ‘Avoid contact with power lines connected to the house and with television antennas.’
    • ‘The plan was to build local telecommunications networks using antennas on customer buildings.’
    • ‘Dish antennas now receive more than fifty television channels via satellite signals.’
    • ‘We suppose they are radio antennas beaming away their signal into the low grey sky.’
    • ‘We need agile radios whose antennas can point to other agile radios and not spread radio waves in every direction.’
    • ‘Those antennas are used as part of the U.S. Coast Guard communication system and have been for years.’
    • ‘With the hilly terrain between the two antennas, the signal would encounter severe attenuation.’
    • ‘The interference involves a number of television antennas often used on boats.’
    • ‘Moments later, automatic commands deployed its solar arrays and navigational antennas.’
    • ‘There were no cable lines connected to the house, no antennas mounted on the roof, and no satellite in the yard.’

Origin

Mid 17th century: from Latin, alteration of antemna yard (of a ship), used in the plural to translate Greek keraioi horns (of insects), used by Aristotle.

Pronunciation:

antenna

/anˈtɛnə/