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Weightlessness MeSH Descriptor Data 2025


MeSH Heading
Weightlessness
Tree Number(s)
G01.060.350.369.400.900
Unique ID
D014893
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D014893
Annotation
natural only: WEIGHTLESSNESS SIMULATION and WEIGHTLESSNESS COUNTERMEASURES are also available
Scope Note
Condition in which no acceleration, whether due to gravity or any other force, can be detected by an observer within a system. It also means the absence of weight or the absence of the force of gravity acting on a body. Microgravity, gravitational force between 0 and 10 -6 g, is included here. (From NASA Thesaurus, 1988)
Entry Term(s)
Microgravity
Zero Gravity
NLM Classification #
WD 752
See Also
Hypogravity
Date Established
1966/01/01
Date of Entry
1999/01/01
Revision Date
2016/06/17

Allowable Qualifiers
Weightlessness Preferred
Microgravity Related
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