A common single-celled green alga that lives in water and moist soil and typically has two flagella for swimming.
- ‘The PKA protein in Chlamydomonas flagella has not been purified.’
- ‘However, the potential of the unicellular green alga chlamydomonas in selection systems has been studied most.’
- ‘Chlamydomonas has nothing to do with Chlamydia, by the way.’
Late 19th century: modern Latin, from Greek khlamus, khlamud- cloak + monas (see monad).