(engineering) A mechanism that uses two screw threads to make small, precise adjustments to the spacing between two objects, as in focusing a microscope or moving the anvils of a micrometer.

(mechanics) A type of differential gear used in automobile construction, allowing for output shafts to have different angular velocity, while equalizing torque applied to each output shaft.

plural of cluster of differentiation

(uncountable, immunology) A protocol used for the identification and investigation of cell surface molecules providing targets for immunophenotyping of cells.

Synonym of locking differential

plural of differential lock

(differential geometry, tensor calculus, sometimes as "differential p-form") A completely antisymmetric tensor (of order p) that is defined on a Riemannian manifold; an expression, derived by applying a formalism to said tensor, that represents an integrand over the manifold.

plural of differential form

plural of differentiable manifold

(differential geometry) A manifold that is locally similar enough to a Euclidean space (ℝⁿ) to allow one to do calculus;