had been radiating

• past perfect progressive

  past perfect progressive

  Used to describe an action that was ongoing continuously in the past up until another past event interrupted it.

  of radiate.
  radiate

  verb (used without object)

  to extend, spread, or move like rays or radii from a center.

Related Words

• beam
• diffuse
• diverge
• emanate
• emit
• gleam
• light up
• shine
• transmit