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A rigid airship is a type of airship (or dirigible) in which the envelope is supported by an internal framework rather than by being kept in shape by...

Rigid constitution is a constitution which stands above the other laws of the country, while flexible constitutions do not. A. V. Dicey defines a rigid...

In mathematics, a rigid transformation (also called Euclidean transformation or Euclidean isometry) is a geometric transformation of a Euclidean space...

engineering, a rigid frame is the load-resisting skeleton constructed with straight or curved members interconnected by mostly rigid connections, which...

In modal logic and the philosophy of language, a term is said to be a rigid designator or absolute substantial term when it designates (picks out, denotes...

The Rigid Raider (RRC) is a series of fast raiding and assault craft made by RTK Marine, a subsidiary of Halmatic, part of BAE Systems Surface Ships....

A rigid inflatable boat (RIB), also rigid-hull inflatable boat or rigid-hulled inflatable boat (RHIB), is a lightweight but high-performance and high-capacity...

In physics, a rigid body, also known as a rigid object, is a solid body in which deformation is zero or negligible. The distance between any two given...

category theory, a branch of mathematics, a rigid category is a monoidal category where every object is rigid, that is, has a dual X* (the internal Hom...

In rotordynamics, the rigid rotor is a mechanical model of rotating systems. An arbitrary rigid rotor is a 3-dimensional rigid object, such as a top. To...

Rigid origami is a branch of origami which is concerned with folding structures using flat rigid sheets joined by hinges. That is, unlike in traditional...

Rigid panel insulation, also referred to as continuous insulation, can be made from foam plastics such as polyurethane (PUR), polyisocyanurate (PIR),...

In mathematics, rigid cohomology is a p-adic cohomology theory introduced by Berthelot (1986). It extends crystalline cohomology to schemes that need...

A rigid bus (either a motor bus or trolleybus) is a vehicle used in public transportation services with a single, rigid chassis. A bus of this type is...

A semi-rigid airship is an airship which has a stiff keel or truss supporting the main envelope along its length. The keel may be partially flexible or...

by members of Washington, DC hardcore scene who were fed up with the rigidness and intolerance in the nascent straight edge scene. To combat straight...

Look up rigidity or rigid in Wiktionary, the free dictionary. Rigid or rigidity may refer to: Stiffness, the property of a solid body to resist deformation...

names Parkinson disease, idiopathic or primary parkinsonism, hypokinetic rigid syndrome, paralysis agitans, shaking palsy A. 1880s illustration of Parkinson's...

as hornwort (a common name shared with the unrelated Anthocerotophyta), rigid hornwort, coontail, or coon's tail, is a species of flowering plant in the...

A Rigid-frame bridge is a bridge in which the superstructure and substructure are rigidly connected to act as a continuous unit. Typically, the structure...