Definition of "imago"

imago

/ɪˈmeɪɡəʊ/

noun
plural imagines or imagos or imagoes
1. (entomology) The final developmental stage of an insect after undergoing metamorphosis.
  Quotations
  ‘But still,’ he said to himself, drawing the metamorphoses of a red admiral, egg, caterpillar, chrysalis and imago on his pad, ‘what shall I say to him when we meet?’
  1973, Patrick O'Brian, HMS Surprise
2. (psychology) An idealised concept of a loved one, formed in childhood and retained unconsciously into adult life, the basis for the psychological formation of personality archetypes.