plural zooxanthellae, yellow pigmentary particles found in nature, 1889, from German (Brandt, 1881), from Greek zoion "animal" (from PIE root *gwei- "to live") + xantho- "yellow" (see xantho-) + Latin suffix -ella.
zoophagous
zoophilia
zoophobia
zooplankton
zoot suit
zooxanthella
zori
Zoroastrian
Zoroastrianism
zorro
zoster