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Pronunciation:  `intur'akshun

WordNet Dictionary
  1. [n]  a mutual or reciprocal action; interacting
  2. [n]  (physics) the transfer of energy between elementary particles or between an elementary particle and a field or between fields; mediated by gauge bosons

INTERACTION is a 11 letter word that starts with I.


 Synonyms: fundamental interaction
 See Also: action, color force, contact, electromagnetic interaction, give-and-take, gravitational interaction, interchange, interplay, physical phenomenon, reciprocation, strong force, strong interaction, weak force, weak interaction



Webster's 1913 Dictionary
\In`ter*ac"tion\, n.
1. Intermediate action.

2. Mutual or reciprocal action or influence; as, the
   interaction of the heart and lungs on each other.

Medical Dictionary
 Definition: Interactions may increase the response, decrease the response, cause toxicity or completely change the response expected from either substance.
Biology Dictionary
  1. Any encounter between organisms in which the presence or behavior of one affects the other.
  2. The action of one drug on the effectiveness or toxicity of another.
Thesaurus Terms
 Related Terms: alternation, answer, coaction, commerce, communication, communion, complementary distribution, concurrence, congress, connection, contact, conversation, converse, cooperation, correspondence, dealing, dealings, engagement, ESP, exchange, information, interchange, intercommunication, intercommunion, intercourse, interlacing, intermeshing, interplay, intertwining, interweaving, interworking, linguistic intercourse, mesh, meshing, message, quid pro quo, reply, response, seesaw, social intercourse, speaking, speech, speech circuit, speech situation, talking, telepathy, tit for tat, touch, traffic, truck, two-way communication