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| 単語 / 【 ID 】
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halogen
![]() SimpleWikiWiktionaryGoogle検索CollinsCambridgeLongmanLongman英和Learners 【 51544 】 【意味】 "[名詞] any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions [例] The halogen compounds are very useful in chemistry. [例] Iodine is a halogen. [例] They are a group of halogens that are very reactive. [意味] ハロゲン, ハロゲン元素 ; [上位語] grouping, group ; [下位語] chlorine, fluorine, bromine, iodine, At, Cl, F, Br ; [同義語群] 14904661-n" |