Is resist a word in the Scrabble Dictionary

Yes, resist is playable

...and is worth 6 points.

Found in the following dictionaries

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

"Resist" Definition

noun

A substance that can cover and protect a surface, as from corrosion.
Something (as a coating) that protects against a chemical, electrical, or physical action.

verb-transitive

To keep from giving in to or enjoying.
To remain firm against the actions, effects, or force of; withstand: a bacterium that resisted the antibiotic.
To strive to fend off or offset the actions, effects, or force of.

verb-intransitive

To offer resistance. See Synonyms at oppose.

verb

To exert force in opposition.
To exert oneself so as to counteract or defeat .
To withstand the force or effect of .