Word.ws English Dictionary

retention tanks

retention tanks is the plural of retention tank.

Meaning of retention tank

Noun

retention tank (plural retention tanks)

  1. A tank for the retention of toilet waste, e.g. on a train.
    • Eleven four-coach 'Castles' are on order, with eight delivered. These are former GWR Mk 3s that have been converted by fitting sliding doors, passenger information screens and retention tanks.2020 January 2, “Fleet News”, in Rail, page 20

Questions about retention tanks

What is retention tanks the plural of?
Retention tanks is the plural of retention tank.

Words near retention tanks in the dictionary

  1. retention line
  2. retention lines
  3. retention pond
  4. retention ponds
  5. retention tank
  6. retention tanks
  7. retention time
  8. retention times
  9. retentional
  10. retentionist
  11. retentionists

Source and license

Adapted from Wiktionary: retention tanks (page history and authors); retention tank (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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