The superlative form of the word "rigid" is "most rigid." This form is used to describe something that is the least flexible or most stiff among a group. In comparative contexts, you might also encounter "rigidest," though it is less commonly used.
A lightweight and rigid.
A Rigid body is defined as a system of particles which does not deform.
The outer planets are not a very good example of rigid bodies because of their very thick atmospheres, but it is common to assume they are rigid for calculating the angular momentum.
rigid metal intermediate metal rigid nonmetallic
it is the crust because the crust is thin and rigid with rock
noisier, noisiest
Fat, fatter, fattest.
The plastic box was rigid
I'm pretty sure it's riged. Mainly because if something is rigid, it's kind of bumpy, which means it's kind of riged.
some structures are rigid and some structures are flexible.
rigid. i think
The word "pliable" completes the analogy. Rigid is to flexible as inflexible is to pliable.
flexible, invariable, rigid
Stiff inflexible / rigid / unyielding / fixed / stubborn There are many more depends who or what you are talking about.
The boy stood rigid as a board, frozen in shock.
Ferdinand Adolf Heinrich August Graf von Zeppelin is known as the first German to fly rigid airships. Blimps by definition are non-rigid and the word is often used interchangeably with rigid, semi rigid and non-rigid.
(Rigid means inflexible, or stiff, and used metaphorically to mean strict)A popsicle stick is so rigid that it will not bend very much.A set of rigid posts prevents vehicles from using the pedestrian bridge.The school had a rigid code of conduct.