who·dun·it or who·dun·nit 
(h-dŭnĭt)
(h-dŭnĭt)n.
Informal
Informal
A story dealing with a crime and its solution; a detective story.
[Alteration of who done it?]
- equine infectious anemia
- equinoctial
- equinoctial circle
- equinox
- equip
- equipage
- equipment
- equipoise
- equipollence
- equipollent
- equipollently
- equiponderance
- equiponderant
- equiponderate
- equipotential
- equiprobable
- equisetum
- equitable
- equitableness
- equitably
- equitant
- equitation
- equity
- equity of redemption
- equivalence