What is the meaning of beam?

noun

• A signal transmitted along a narrow path; guides airplane pilots in darkness or bad weather.
  • synonyms: radio beam
• Long thick piece of wood or metal or concrete, etc., used in construction.
• A group of nearly parallel lines of electromagnetic radiation.
  • synonyms: ray, electron beam
• A column of light (as from a beacon.
  • synonyms: beam of light, light beam, ray, ray of light, shaft, shaft of light, irradiation
• Nautical) breadth amidships. (
• The broad side of a ship.
  • usage: "they sighted land on the port beam"
• A gymnastic apparatus used by women gymnasts.
  • synonyms: balance beam

verb

• Smile radiantly; express joy through one's facial expression.
• Emit light; be bright, as of the sun or a light.
  • usage: "The sun shone bright that day"; "The fire beamed on their faces"
  • synonyms: shine
• Express with a beaming face or smile.
  • usage: "he beamed his approval"
• Broadcast over the airwaves, as in radio or television.
  • usage: "We cannot air this X-rated song"
  • synonyms: air, send, broadcast, transmit
• Have a complexion with a strong bright color, such as red or pink.
  • usage: "Her face glowed when she came out of the sauna"
  • synonyms: glow, radiate, shine
• Experience a feeling of well-being or happiness, as from good health or an intense emotion.
  • usage: "She was beaming with joy"; "Her face radiated with happiness"
  • synonyms: glow, radiate, shine