antinuclear

adjective an·ti·nu·cle·ar \ ˌan-tē-ˈnü-klē-ər , ˌan-ˌtī- , -ˈnyü- , nonstandard -kyə-lər \
Updated on: 10 May 2018

Definition of antinuclear

1 : opposing the use or production of nuclear power
2 : tending to react with cell nuclei or their components (such as DNA)
  • antinuclear antibodies

Recent Examples of antinuclear from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'antinuclear.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of antinuclear

1958

in the meaning defined at sense 1

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Medical Dictionary

antinuclear

adjective an·ti·nu·cle·ar \ -ˈn(y)ü-klē-ər \

medical Definition of antinuclear

: being antibodies or autoantibodies that react with components and especially DNA of cell nuclei and that tend to occur frequently in connective tissue diseases (as systemic lupus erythematosus, rheumatoid arthritis, and Sjögrens syndrome)

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