1. Of or pertaining to, or used for, purification; as, lustral days; lustral water 
2. Of or pertaining to a lustrum

Encyclopedia: Lustral

• articulatio plana
• articulatio radiocarpea
• articulatio spheroidea
• articulatio synovialis
• articulatio talocruralis
• articulatio temporomandibularis
• articulatio trochoidea
• articulation
• articulative
• articulator
• articulatory
• articulatory system
• Artie Shaw
• artifact
• artifactual
• artifice
• artificer
• artificial
• artificial additive
• artificial blood
• artificial flower
• artificial heart
• artificial horizon
• artificial insemination
• artificial intelligence