The source material may defy identification.

The hard sausage had no flavor and defied identification.

Even as he said it, Greg knew the boy would defy identification, just like the chauffeur.

The hautboy player has similarly defied identification.

His own work defies identification as one style and ranges expressionism through traditional realism.

The vehicle wobbled closer, still engulfed in the cloud of dust, defying identification.

This thought-pulse, while defying identification or explanation, led all who had experienced it to the same conclusions.

Only in storms might this species be pushed into headlands, but even then an out of range bird would probably defy definite identification.

Her cooking defies identification in terms of classical or trendy cuisines.

In the ruins the remains of several persons were dis-covered, most of the bodies in states that defied easy identification.