dipole

A noun referring to a pair of equal and opposite electric charges or magnetic poles separated by a small distance, or an antenna consisting of two rods connected to a transmission line at the center.

• 🇫🇷Nom désignant un système de deux charges électriques égales et opposées ou de deux pôles magnétiques opposés séparés par une petite distance, ou une antenne constituée de deux brins connectés à une ligne de transmission en leur centre.

1. Electric or magnetic dipole C1 formal scientific

   A pair of equal and opposite electric charges or magnetic poles separated by a small distance, creating a field.

   • The water molecule is a classic example of an electric dipole.
   • A magnetic dipole can be created by a small loop of current.
   • The dipole moment is a vector quantity that describes the separation of charges.

   🇫🇷Dipôle électrique ou magnétique

2. Dipole antenna C1 formal technical

   An aerial half a wavelength long consisting of two rods connected to a transmission line at the center, used for transmitting or receiving radio waves.

   • The radio station uses a half-wave dipole antenna for broadcasting.
   • A dipole is one of the simplest and most widely used types of antennas.
   • The engineer adjusted the length of the dipole to match the frequency.

   🇫🇷Antenne dipôle

   Synonymes: dipole antenna

• dipoles plural form
• dipoles' possessive plural form
• dipole's possessive singular form