D defs.my
Entry 4 senses Webster, 1913

Brotherhood

/brŭth'-ẽrh-o͝odˌ/ · Broth·er·hood · IPA /ˈbɹʌð.ɚˌhʊd/
01 n. The state of being brothers or a brother.
  1. 1.
    The state of being brothers or a brother.
  2. 2.
    An association for any purpose, as a society of monks; a fraternity.
  3. 3.
    The whole body of persons engaged in the same business, -- especially those of the same profession; as, the legal or medical brotherhood.
  4. 4.
    Persons, and, poetically, things, of a like kind.
    “A brotherhood of venerable trees.” Wordsworth.