Strong's #2916: krithinos (pronounced kree'-thee-nos)
 from 2915; consisting of barley:--barley.
Thayer's Greek Lexicon:
 ́ 
 
  krithinos 
 
 1) of barley, made of barley
 
  Part of Speech: adjective
Relation: from G2915
 
Usage:
This word is used 2 times:
John 6:9: "which hath five  barley loaves, and two small fishes:"
John 6:13: "of the five  barley loaves, which remained over and above unto them that had eaten."