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1. Not rigid: a nonrigid frame.
2. Of, relating to, or being a lighter-than-air aircraft that holds its shape by gas pressure.


1. not rigid; flexible
2. (Aeronautics) (of the gas envelope of an airship) flexible and held in shape only by the internal gas pressure


(nɒnˈrɪdʒ ɪd)

1. not rigid.
2. designating a type of airship having a flexible gas container without a supporting structure and held in shape only by the pressure of the gas within.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.nonrigid - designating an airship having a shape maintained only by internal gas pressure and without a supporting structure
aeronautics, astronautics - the theory and practice of navigation through air or space
rigid - designating an airship or dirigible having a form maintained by a stiff unyielding frame or structure
References in periodicals archive ?
Designed to accommodate the deployment of a nonrigid reflector that is bigger than any other antenna, the NSLSat-1 will deliver unheard of data rates for a nanosat and supercharge an industry "stuck" in narrowband communications.
The "rigidity of the self' produced by investments in already sedimented external ideal standards and hegemonic ego-ideals, in XXY, is not, by necessity, narcissistic but socially bestowed by the institution of the family: it is represented by the either/or of the socially imposed "femaleness" or the father-desired "maleness," whereas Alex's and the other teenagers" desires open up new possibilities of nonrigid narcissistic investments--Munoz's (90) "changing and unfixed" ego-ideals as "wish-landscapes" of potentiality--for the queer bodies and the queer selves.
Transitive and symmetric nonrigid image registration.
Ben Hamza, "Spatially aggregating spectral descriptors for nonrigid 3D shape retrieval: a comparative survey," Multimedia Systems, vol.
Fully automated targeting using nonrigid image registration matches accuracy and exceeds precision of best manual approaches to subthalamic deep brain stimulation targeting in Parkinson disease.
Radiotherapy of Hodgkin and non-Hodgkin lymphoma: A nonrigid image-based registration method for automatic localization of prechemotherapy gross tumor volume.
Management of bilateral mandibular angle fractures with combined rigid and nonrigid fixation.
2002, Modeling of nutation-precession for nonrigid Earth, and insights into the Earth's interior.
When planning to manipulate a nonrigid object, can a planner collect data from the web about how this object can be manipulated and utilize the data to build an effective planning representation and guide the search for a plan?
McGinn tackles a diverse host of issues: sense, reference, identity, the relationship between sentences and propositions, proper names, modes of presentation, indefinite and definite descriptions, referential and attributive modes of description, the problem of negative existentials, rigid and nonrigid designators, demonstratives, indexicals, satisfaction, semantic internalism and externalism, the redundancy theory of truth, object and metalanguage, and speaker meaning, among many others.
Unwarping confocal microscopy images of bee brains by nonrigid registration to a magnetic resonance microscopy image", Journal of Biomedical Optics, v.