(n): the act of starting something
(n): an organization founded and united for a specific purpose
(n): a group of people who work together
(n): the persons (or committees or departments etc.) who make up a body for the purpose of administering something
(n): a group of persons associated by some common tie or occupation and regarded as an entity
(n): a public or private structure (business or governmental or educational) including buildings and equipment for business or residence
(n): a thing constructed; a complex entity constructed of many parts
(n): any large organization
(n): a group of people who work together
(n): (ecology) the process by which a plant or animal becomes established in a new habitat
(n): a process existing in or produced by nature (rather than by the intent of human beings)
(n): the cognitive process of establishing a valid proof
(n): any factual evidence that helps to establish the truth of something