Contemplation
The term Nirbīja Samādhi refers to a specific type of Samādhi (Buddhism) or Samādhi. In Patañjali's Yoga Sutras it is said, "But these three inner limbs, saṃyama, are only external means compared to the samādhi 'without seed' " .
Nirvikalpa Samādhi is related but not similar.
Read more about this topic: Nirbija