bloc 
(blŏk)
(blŏk)n.
1. A group of nations, parties, or persons united for common action: the Communist bloc.
2. An often bipartisan coalition of legislators acting together for a common purpose or interest: the farm bloc in the US Senate.
[French, from Old French, block; see BLOCK.]
- dehumidifier
- dehumidify
- dehydratase
- dehydrate
- dehydration
- dehydrator
- dehydrochlorinase
- dehydrochlorinate
- dehydrochlorination
- dehydroepiandrosterone
- dehydrogenase
- dehydrogenate
- dehydrogenation
- dehydrogenization
- dehydrogenize
- dehypnotize
- deice
- deicer
- deictic
- deictically
- deific
- deification
- deifier
- deify
- deign