undulating membrane

[ŭnjə-lā′tĭng, -də-]


An organelle of locomotion in certain flagellate parasites consisting of a finlike extension of the cytoplasmic membrane with the flagellar sheath.

Nearby words

  1. undset, sigrid,
  2. undue,
  3. undulant,
  4. undulant fever,
  5. undulate,
  6. undulating pulse,
  7. undulation,
  8. undulative,
  9. undulatory,
  10. undulatory theory

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.