Definitions:

1. an activity that varies from a norm or standard noun
   • Any variation in their routine was immediately reported.
2. an artifact that deviates from a norm or standard noun
   • I patented a variation on the sandal.
3. the act of changing or altering something slightly but noticeably from the norm or standard noun
   • who is responsible for these variations in taxation?

Synonyms:

• edition
• fluctuation
• magnetic declination
• magnetic variation
• mutant
• pas seul
• variance
• variant