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.
- vandalization
- vandalize
- Van de Graaff generator
- Vanderbilt
- Van Der Rohe
- van der Waals
- van der Waals equation
- van der Waals force
- Van Diemen's Land
- Van Doren
- Van Dyck
- Vandyke
- Vandyke
- Vandyke beard
- Vandyke brown
- Vandyke-brown
- Vandyke collar
- Van Dyken
- vane
- Vane
- vang
- van Gogh
- vanguard
- vanguardism
- vanguardist