[ ˌdʌɪəg'nəʊsɪs ]
■ noun ( plural diagnoses -si:z )
1》 the identification of the nature of an illness or other problem by examination of the symptoms.
2》 the distinctive characterization in precise terms of a genus, species, or phenomenon.
Origin
C17: mod. L., from Gk, from diagignōskein 'distinguish, discern'.