A graph of power production over the course of a day that shows the timing imbalance between peak demand and renewable energy production.

(UK, obsolete, slang) The rack (torture device).

plural of dust hole

(colloquial) An emphatic "yes"; shortening of Can a duck swim?

(colloquial, rhetorical question) A rhetorical question in response to a question whose answer is an emphatic yes.

A drinking game in which players in a circle take turns to say "fuzzy duck" (or, after the direction of play is reversed, "ducky fuzz") and must drink if they make a mistake.

Alternative form of dualtropic.

(anatomy) A duct that receives and concentrates urine from the distal convoluted tubule of nephrons and discharges it into the calyces of the renal pelvis.

plural of duck potato

broadleaf arrowhead (Sagittaria latifolia) / arum-leaved arrowhead (Sagittaria cuneata)