Is envious a word in the Scrabble Dictionary

Yes, envious is playable

...and is worth 13 points.

Found in the following dictionaries

Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)

"Envious" Definition

adjective

Archaic Eager to emulate; emulous.
Feeling, expressing, or characterized by envy: "At times he regarded the wounded soldiers in an envious way.... He wished that he, too, had a wound, a red badge of courage” ( Stephen Crane). See Synonyms at jealous.
Feeling or showing envy .
Feeling or showing envy:.