Denshi Jisho — Online Japanese dictionary

ほたる firefly (Luciola cruciata); lightning bug; glowworm
Common word, Noun, Usually written using kana alone 
けいか light of a firefly
Noun 
けいこう fluorescence
Noun, No-adjective 
けいせき fluorite; fluorspar
Noun, No-adjective 
けいせつ diligence in studying (e.g. continue to study even in such poor light as offered by a firefly or that reflected by snow)
Noun 
ほたるい Scirpus hotarui (species of bulrush)
Noun, Usually written using kana alone 
ほたるび light of a firefly
Noun 
きんぼたる Hotaria parvula (species of firefly)
Noun 
つちぼたる glowworm
Noun 
つちぼたる glowworm
Noun 
つちぼたる glowworm
Noun 
ひめぼたる Hotaria parvula (species of firefly)
Noun, Usually written using kana alone 
ほたるいし fluorite; fluorspar
Noun, No-adjective 
ほたるぐさ dayflower
Noun 
烏賊 ほたるいか firefly squid (Watasenia scintillans); sparkling enope squid
Noun, Usually written using kana alone 
狩り ほたるがり firefly catching
Noun 
ほたるぶくろ bellflower
Noun 
光灯 けいこうとう 1: fluorescent lamp; fluorescent light;
2: person who is slow to react; someone slow on the uptake
Common word, Noun 
光管 けいこうかん fluorescent tube
Noun 
光体 けいこうたい fluorescent substance
Noun 
光燈 けいこうとう 1: fluorescent lamp; fluorescent light;
2: person who is slow to react; someone slow on the uptake
Out-dated kanji, Noun 
光板 けいこうばん fluorescent screen
Noun 
光ペン けいこうペン highlighter; highlighter pen
Noun 
光色 けいこうしょく fluorescent color; fluorescent colour
Noun, No-adjective 
光色素 けいこうしきそ fluorescent dye; fluorescent pigment; fluorochrome
Noun 
雪の功 けいせつのこう the fruit of diligent study
Noun 
光塗料 けいこうとりょう fluorescent paint
Noun 
光物質 けいこうぶっしつ fluorescent substance; phosphor
Noun 
光染料 けいこうせんりょう fluorescent dye
Noun 
光顕微鏡 けいこうけんびきょう fluorescence microscope
Noun 
真空光管 しんくうけいこうかん vacuum fluorescent tube
Noun 
緑色光蛋白質 りょくしょくけいこうたんぱくしつ green fluorescent protein; GFP
Noun 
緑色光タンパク質 りょくしょくけいこうタンパクしつ green fluorescent protein; GFP
Noun 

Found 33 words.

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