1. Without knowledge or intention
   "he unwittingly deleted the references"
   - inadvertently, unknowingly

See also: unwitting

Antonym: wittingly

• iodoamino acid
• iodochlorhydroxyquin
• iodocompound
• iodoform
• iodoprotein
• iodopsin
• iodothyronine
• iodotyrosine
• IOL
• ion
• ion beam
• ion engine
• ion exchange
• ion pump
• ionate
• Ionesco
• Ionia
• Ionian
• Ionian order
• Ionian Sea
• ionic
• ionic beam
• ionic bond
• ionic charge
• Ionic dialect