(military) In certain nations the highest military rank, ranking below only the commander in chief; now essentially disused.

An area of academic concentration; a discipline.

plural of field of study

plural of field marshal

The branch of mathematics dealing with the algebraic structure of fields. / (psychology) A theory which examines patterns of interaction between individuals and their environment.

A species of vole, Microtus agrestis.

plural of field vole

Alternative spelling of force field

(physics) A force field

(mathematics) a function mapping a subset of ℝⁿ into a subset of ℝⁿ / (differential geometry) a function which associates, to each point on a surface, a vector in the tangent plane of that point