Definition of complementarity
1 : the quality or state of being complementary
2 : the complementary relationship of theories explaining the nature of light or other quantized radiation in terms of both electromagnetic waves and particles
First Known Use of complementarity
Medical Definition of complementarity
: correspondence in reverse of part of one molecule to part of another: asa: the arrangement of chemical groups and electric charges that enables a combining group of an antibody to combine with a specific determinant group of an antigen or haptenb: the correspondence between strands or nucleotides of DNA or sometimes RNA that permits their precise pairing <evolution of the contemporary genetic code involving purine-pyrimidine complementarity—Struther Arnott & P. J. Bond>
Seen and Heard
What made you want to look up complementarity? Please tell us where you read or heard it (including the quote, if possible).