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delta particle
delta connection
(electricity) A type of three-phase connection.
delta iron
A particular allotrope of iron.
delta wing
(aeronautics) An aircraft wing having a swept-back shape in the form of an isosceles triangle; used mostly on supersonic aircraft
delta metal
A brass alloy consisting of copper (55%), zinc (41-43%) and iron (1-3%), with the balance consisting of various other metals. The proportions used make the material harder and suitable for valves and bearings.
Delta Force
(US, military) A US Army unit that carries out hostage rescue, counterterrorism, and actions against high-value targets.
Kronecker deltas
plural of Kronecker delta
Kronecker delta
(mathematics) A binary function, written as δ with two subscripts, which evaluates to 1 when its arguments are equal, and 0 otherwise.
delta cell
A kind of somatostatin-producing cell found in the stomach, intestine, and islets of Langerhans in the pancreas.
delta cells
plural of delta cell