Word.ws English Dictionary

PLSS

PLSS is the initialism of primary life support system.

PLSS is the initialism of portable life support system.

PLSS is the initialism of personal life support system.

Meaning of primary life support system

Noun

primary life support system (plural primary life support systems)

  1. A backpack, worn on a space suit, that provides breathable oxygen and removes expelled carbon dioxide

Forms of PLSS

pluralPLSSes

Questions about PLSS

What is PLSS the initialism of?
PLSS is the initialism of primary life support system.

Words near PLSS in the dictionary

  1. PLP
  2. plpf.
  3. pls
  4. PLSA
  5. PLSI
  6. PLSS
  7. plstc.
  8. plstr.
  9. plstrs.
  10. plt
  11. Plt.

Source and license

Adapted from Wiktionary: PLSS (page history and authors); primary life support system (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “PLSS.” Word.ws, https://word.ws/plss. Based on Wiktionary, CC BY-SA 4.0.