Strong's #3598: Kiymah (pronounced kee-maw')
 from the same as 3558; a cluster of stars, i.e. the Pleiades:--Pleiades, seven stars.
Brown-Driver-Briggs Hebrew Lexicon:
 ּ 
  kı̂ymâh 
 
 1) Pleiades, a constellation of seven stars
 
  Part of Speech: noun feminine collective
Relation: from the same as H3558
Usage:
This word is used 3 times:
Job 9:9: "Which maketh Arcturus, Orion,  and Pleiades, and the chambers of the south."
Job 38:31: "Canst thou bind the sweet influences  of Pleiades, loose the bands of Orion?"
Amos 5:8: "Seek him that maketh  the seven stars and Orion, the shadow of death into the morning, and maketh the day dark"