Imperceivable

Im`per·ceiv'a·ble adjective Imperceptible. [ R.] South. -- Im`per*ceiv'a*ble*ness , noun Sharp.
Found on http://www.encyclo.co.uk/webster/I/18

Imperceivable

• (a.) Imperceptible.
Found on http://thinkexist.com/dictionary/meaning/imperceivable/
No exact match found