xan·thop·ter·in 
(zăn-thŏptər-ĭn)
(zăn-thŏptər-ĭn)n.
A yellow pigment found in many insects, especially in the wings of certain butterflies and moths, and also present in the urine of mammals.
- false-color
- false consciousness
- false face
- false friend
- false fruit
- false-hearted
- false-heartedness
- false hellebore
- falsehood
- false imprisonment
- false indigo
- falsely
- false memory
- false-memory syndrome
- false negative
- false-negative
- falseness
- false positive
- false-positive
- false pregnancy
- false pretenses
- false rib
- false Solomon's seal
- false spirea
- false start