Dictionary

ROS en · NOUN

Meanings

1. (abbreviation, alt-of, countable, uncountable) Abbreviation of reactive oxygen species.
   alt of reactive oxygen species
   • O₂^(•−) and OH^• are highly unstable (half-life at the level of microseconds and nanoseconds, respectively) and cannot cross membrane, while H₂O₂, though not a free radical but a ROS, is relatively stable (half-life around 1 ms) (Møller et al. 2007) and can cross membranes through aquaporins. 2015, Rup Kumar Kar, “ROS Signaling: Relevance with Site of Production and Metabolism of ROS”, in Dharmendra K. Gupta, José M. Palma, Francisco J. Corpas, editors, Reactive Oxygen Species and Oxidative Damage in Plants Under Stress, Springer, →ISBN, page 117:
   • Either way, a set of antioxidants worked to reduce the levels of ROS, and the [fruit] flies could live to the ripe old age of 40 days… if not a teensy bit longer! But most importantly, this demonstrated that the death from lack of sleep was not only correlated with the production of ROS, but caused by it. 2024 November 11, Stephanie Caty, 10:29 from the start, in How Not Sleeping Actually Kills You, spoken by Stefan Chin, SciShow, via YouTube:
2. (abbreviation, alt-of, countable, initialism, plural, plural-only, uncountable) Initialism of rights of survivorship.
   alt of rights of survivorship
3. (abbreviation, alt-of, countable, initialism, uncountable) Initialism of run of station.
   alt of run of station

Forms

Coordinates

free radical (reactive oxygen species) · RNS (reactive oxygen species)

Synonyms

JWROS

ROS en · PROPN

Meanings

1. (US, abbreviation, alt-of, initialism) Initialism of Russian Orbital Segment, the part of the International Space Station that was contributed by Russia, or using ROSCOSMOS/Mir specification-based modules.
   alt of Russian Orbital Segment
2. (abbreviation, alt-of) Abbreviation of Robot Operating System (“a kind of robotic middleware”).
   alt of Robot Operating System

Coordinates

USOS (Russian Orbital Segment)