opposite

adjective
  1. Situated or placed directly across from something else or each other. adjective
    The bank is on the opposite side of the street.
    They sat opposite each other at the table.
  2. Completely different; of a contrary kind. adjective
    Their opinions are completely opposite.
    She has the opposite view on the matter.
  3. A person or thing that is totally different from or the reverse of someone or something else. noun
    In many ways, he is the opposite of his brother.
    The two colors are opposites on the color wheel.
  4. In a position facing a specified or implied subject. adverb
    He sat opposite her during the meeting.
    The restaurant is opposite the park.
  5. To act in opposition to; to counteract. verb
    The new policy was designed to opposite the negative effects of the previous one.
    They worked to opposite the harmful consequences of pollution.