unapparently

Etymology
or

Adverb

 * 1) Not apparently; in an unapparent manner.
 * 2) * 2004, Mid-Atlantic States Association of Avian Veterinarians, Proceedings of the ... Annual Conference of the Mid-Atlantic States Association of Avian Veterinarians, Volume 25, Part 2004
 * This variant is present in the USA and is one of the most common variants to be detected in unapparently infected birds.