ROS

Initialism of Russian Orbital Segment, the part of the International Space Station that was contributed by Russia, or using ROSCOSMOS/Mir specification-based modules.

Proper noun

  1. Initialism of Russian Orbital Segment, the part of the International Space Station that was contributed by Russia, or using ROSCOSMOS/Mir specification-based modules.

Noun

  1. Abbreviation 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...
    • 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...
  2. Abbreviation of Robot Operating System, a robotic middleware.
  3. Initialism of rights of survivorship.

    Synonyms: JWROS

  4. Initialism of run of station.

Forms

ROS ROSs