Denshi Jisho — Online Japanese dictionary

席 せき 1: seat;
2: location (of a gathering, etc.); place;
3: position; post
Common word, Noun 
席 むしろ 1: woven mat (esp. one made of straw);
2: (Archaism) seat
Noun 
席画 せきが impromptu drawing composed at a gathering
Noun 
席次 せきじ order of seats; seating precedence; class standing
Noun 
席駄 せきだ leather-soled sandals (geta)
Noun 
席巻 せっけん sweeping conquest; sweeping over; conquering; invading
Common word, Noun, Suru verb 
席外 せきがい leaving one's seat
Noun, Suru verb 
席捲 せっけん sweeping conquest; sweeping over; conquering; invading
Noun, Suru verb 
席入り せきいり entering a tea room
Noun, Suru verb 
席替え せきがえ moving to new seats; moving to new desks
Noun, Suru verb 
席上 せきじょう at the meeting
Common word, Adverbial noun, Temporal noun 
席順 せきじゅん seating order
Noun 
席料 せきりょう cover charge; admission fee; room rental (fee)
Noun 
席に着く せきにつく to sit on a seat
Expression, Godan verb with ku ending 
席を蹴る せきをける to stomp out (of a room, etc.); to storm out
Expression, Godan verb with ru ending 
席を立つ せきをたつ to leave one's seat
Expression, Godan verb with tu ending 
席を外す せきをはずす to leave one's seat; to temporarily excuse oneself (from a meeting, etc.); to step outside; to be away (from one's desk, etc.)
Expression, Godan verb with su ending 
席を譲る せきをゆずる to give your seat to someone; to offer your seat
Expression, Godan verb with ru ending 
席を設ける せきをもうける to give a banquet
Expression, Ichidan verb 
席を取って置く せきをとっておく to book (take) a seat
Expression, Godan verb with ku ending 

You can also

Look up kanji details for 席.

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