Meaning of agentless in English:

agentless

Pronunciation /ˈeɪdʒəntləs/

adjective

  • 1Lacking an agent; without an agent.

  • 2Grammar
    Of a construction: without an expressed agent.

    Typically designating an English passive verb without a by-phrase.

Origin

Mid 19th century; earliest use found in Poor Man's Guardian. From agent + -less.