Word.ws English Dictionary

mainstems

mainstems is the plural of mainstem.

Meaning of mainstem

Noun

mainstem (plural mainstems)

  1. The principal watercourse of a river that has multiple streams
    • Piramutaba (Brachyplatystoma vaillantii) make up a second large export fishery and are found almost exclusively in the Amazon River mainstem, whitewater tributaries, and the estuary [30 –32 ].2015 July 9, “Diverse Early Life-History Strategies in Migratory Amazonian Catfish: Implications for Conservation and Management”, in PLOS ONE, →DOI

Questions about mainstems

What is mainstems the plural of?
Mainstems is the plural of mainstem.

Words near mainstems in the dictionary

  1. mainstage
  2. mainstages
  3. mainstay
  4. mainstays
  5. mainstem
  6. mainstems
  7. Mainstone
  8. mainstream
  9. mainstream consciousness
  10. mainstreamable
  11. mainstreamed

Source and license

Adapted from Wiktionary: mainstems (page history and authors); mainstem (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: “mainstems.” Word.ws, https://word.ws/mainstems. Based on Wiktionary, CC BY-SA 4.0.