Third-person singular present tense of 'authenticate': to verify or prove that something is genuine and real, not fake.
From Medieval Latin 'authenticare,' derived from Greek 'authentikos.' The '-ate' suffix creates a verb meaning to make or cause to be authentic.
Every time you scan a QR code, verify an email, or check a digital signature, a computer is authenticating your request—it's become so routine we forget it's actually a complex mathematical proof of identity.
Complete word intelligence in one call. Free tier — 50 lookups/day.