inoperculate /in-o-pûrˈkū-lāt/ (esp zoology)

Without an operculum or lid

• Xm
• Xmas
• XML
• XMS
• Xn
• XNOR
• xoana
• xoanon
• XOR
• Xosa
• XP
• X-particle
• X-rated
• xray
• X-ray
• Xray
• X-ray astronomy
• X-ray crystallography
• X-ray diffraction
• X-rayed
• X-raying
• X-ray micrography
• xrays
• X-rays
• X-ray spectrum