Denshi Jisho — Online Japanese dictionary

徹夜 てつや all night; all-night vigil; sleepless night
Common word, Noun, Suru verb, No-adjective 
徹す とおす to let pass; to overlook; to continue; to keep; to make way for; to persist in
Common word, Godan verb with su ending, Transitive verb 
徹る とおる 1: to go by; to go past; to go along; to travel along; to pass through; to use (a road); to take (a route); to go via; to go by way of;
2: to run (between); to operate (between); to connect;
3: to go indoors; to go into a room; to be admitted; to be shown in; to be ushered in; to come in;
4: to penetrate; to pierce; to skewer; to go through; to come through;
5: to permeate; to soak into; to spread throughout;
6: to carry (e.g. of a voice); to reach far;
7: to be passed on (e.g. of a customer's order to the kitchen); to be relayed; to be conveyed;
8: to pass (a test, a bill in the House, etc.); to be approved; to be accepted;
9: to go by (a name); to be known as; to be accepted as; to have a reputation for;
10: to be coherent; to be logical; to be reasonable; to be comprehensible; to be understandable; to make sense;
11: to get across (e.g. of one's point); to be understood;
12: to be straight (e.g. wood grain);
13:
14: (Archaism) to be well-informed; to be wise; () to do ... completely; to do ... thoroughly
Godan verb with ru ending, Intransitive verb 
徹底 てってい thoroughness; completeness; consistency
Common word, Noun, Suru verb 
徹見 てっけん seeing clearly; seeing without obstruction; looking into every nook and corner
Noun, Suru verb 
徹する てっする to sink in; to penetrate; to devote oneself; to believe in; to go through; to do intently and exclusively
Common word, Suru verb - special class 
徹宵 てっしょう all night; without sleep
Noun, Suru verb 
徹底的 てっていてき thorough; complete
Common word, Na-adjective 
徹甲弾 てっこうだん armor piercing ammunition; armour piercing ammunition
Noun 
徹頭徹尾 てっとうてつび thoroughly; through and through
Adverb 
徹底抗戦 てっていこうせん do-or-die resistance; resistance to the bitter end
Noun 
徹底究明 てっていきゅうめい thorough investigation; complete inquiry
Noun 

You can also

Look up kanji details for 徹.

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