Denshi Jisho — Online Japanese dictionary

きしゃ train (steam)
Common word, Noun 
きせん steamship; steamboat; steamer
Common word, Noun 
きてき steam whistle
Common word, Noun 
きあつ steam pressure
Noun 
きかん boiler
Noun 
きかん boiler
Out-dated kanji, Noun 
きすい brackish water
Noun 
きてい (steam) launch
Noun 
じょうき 1: steam; vapour; vapor;
2: (Abbreviation) steamship; steamboat; steamer
Noun 
水湖 きすいこ brackish lake
Noun 
よぎしゃ night train
Noun 
缶室 きかんしつ boiler room
Noun 
車賃 きしゃちん train fare
Noun 
水域 きすいいき brackish waters (of an estuary)
Usually written using kanji alone, Noun 
船積み きせんずみ shipment by steamer
Noun 
じょうきせん steamship; steamboat; steamer
Noun 
車馬陸 きしゃやすで Parafontaria laminata (species of millipede)
Noun, Usually written using kana alone 
車ぽっぽ きしゃぽっぽ choo-choo train
Noun, Colloquialism 
車ポッポ きしゃポッポ choo-choo train
Noun, Colloquialism 

You can also

Look up kanji details for *汽*.

Try a Yahoo Jisho search for *汽* .
Try a Goo Jisho search for *汽* .
Try a Google search for *汽* .