free-swimming

English

Alternative forms

Adjective

free-swimming (not comparable)

  1. (biology) Able to swim about freely.
    • 1885, Sir Norman Lockyer, Nature - Volume 32, page 418:
      It is a most remarkable fact that almost all these shore animals in their early development from the egg pass through free-swimming larval stages which are closely alike in form for very widely different zoological groups.
    • 2008, Frank R. Spellman, Handbook of Water and Wastewater Treatment Plant Operations, page 715:
      The presence of free-swimming and stalked ciliates, some flagellates, and rotifers in mixed liquor indicates a balanced, properly settling environment.
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.