observable


ob·serv·able

adjective \əb-ˈzər-və-bəl\

: possible to see or notice : able to be observed

Full Definition of OBSERVABLE

1
2
:  capable of being observed :  discernible
ob·serv·abil·i·ty \-ˌzər-və-ˈbi-lə-tē\ noun
observable noun
ob·serv·ably \-ˈzər-və-blē\ adverb

Examples of OBSERVABLE

  1. the size of the observable universe
  2. <scientists often work with phenomena that are not directly observable>

First Known Use of OBSERVABLE

1609

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