ERRORFUL
Er"ror*ful, a.

Defn: Full of error; wrong. Foxe.

ERRORIST
Er"ror*ist, n.

Defn: One who encourages and propagates error; one who holds to error.

ERS
Ers, n. Etym: [F., fr. L. ervum a kind of pulse, bitter vetch.]
(Bot.)

Defn: The bitter vetch (Ervum Ervilia).

ERSE
Erse, n. Etym: [A modification of Irish, OE. Irishe.]

Defn: A name sometimes given to that dialect of the Celtic which is spoken in the Highlands of Scotland; — called, by the Highlanders, Gaelic.

ERSE
Erse, a.

Defn: Of or pertaining to the Celtic race in the Highlands of
Scotland, or to their language.