Denshi Jisho — Online Japanese dictionary

欠席 けっせき absence; non-attendance
Common word, Noun, Suru verb 
欠席 けっせきしゃ absentee
Noun 
欠席 けっせきとどけ report of a school absence
Noun 
欠席届け けっせきとどけ report of a school absence
Noun 
欠席裁判 けっせきさいばん trial in absentia; judgment by default (judgement)
Noun 

You can also

Look up kanji details for 欠席.

Try a Yahoo Jisho search for 欠席 .
Try a Goo Jisho search for 欠席 .
Try a Google search for 欠席 .