duodenal smear
- n alimentary tract smear of material obtained from the duodenum
dunkirk
- n a crisis in which a desperate effort is the only alternative to defeat
- n a seaport in northern France on the North Sea; scene of the evacuation of British forces in 1940 during World War II
- n an amphibious evacuation in World War II (1940) when 330,000 Allied troops had to be evacuated from the beaches in northern France in a desperate retreat under enemy fire
dunlin
- n small common sandpiper that breeds in northern or Arctic regions and winters in southern United States or Mediterranean regions
duns scotus
- n Scottish theologian who was very influential in the Middle Ages (1265-1308)