Webster's English Dictionary

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organism

or.ga.nism \'o.r-g*-.niz-*m\ \.o.r-g*-'niz-mik\ \-mi-k(*-)le-\ n 1: a 
   complex structure of interdependent and subordinate elements whose rel 
   ations and properties are largely determined by their function in the whole 
   2: an individual constituted to carry on the activities of life by means of 
    organs separate in function but mutually dependent - or.ga.nis.mic aj