WiktionaryBook～15万語英単語集

単語データベース検索

データベース内の単語: 148,730 件

単語 / 【 ID 】意味 / 例文 /同義語/上位語/下位語/派生語
Roystonea regia SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 50700 】【意味】 "[名詞] tall feather palm of southern Florida and Cuba [例] The Roystonea regia is a very tall palm tree. ; [同義語] royal palm ; [上位語] palm tree, palm ; [同義語群] 12596709-n"
rozelle SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 90481 】【意味】 "[名詞] East Indian sparsely prickly annual herb or perennial subshrub widely cultivated for its fleshy calyxes used in tarts and jelly and for its bast fiber [例] Rozelle is a plant. [例] The hibiscus flowers are called rozelle. [例] She added the rozelle to the stew. [意味] ローゼル ; [同義語] roselle, Jamaica sorrel, red sorrel, Hibiscus sabdariffa, sorrel ; [上位語] hibiscus ; [同義語群] 12179632-n"
RPA-ABB SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 63910 】【意味】 "[名詞] an urban hit squad and guerrilla group of the Communist Party in the Philippines; formed in the 1980s [例] The RPA-ABB is a terrorist group that is responsible for the attacks. [例] They are a member of the RPA-ABB. [意味] abb ; [同義語] ABB, Revolutionary Proletarian Army, Alex Boncayao Brigade ; [上位語] terrorist group, terrorist organization, FTO, foreign terrorist organization ; [同義語群] 08011266-n"
rpm SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 99829 】【意味】 "[名詞] rate of revolution of a motor [例] the engine was doing 6000 revs [例] The rpm of the motor is 1000. [例] The rpm of the engine was very high. [例] He checked the rpm of the engine. [意味] 毎分回転数, 回転数, 回転速度, 毎分の回転数 ; [同義語] revolutions per minute, rev ; [上位語] rate ; [派生] rev, rev up ; [同義語群] 15281870-n"
RTLT SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 70943 】【意味】 "[名詞] the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point [例] The RTLT between the Earth and the spacecraft is a few minutes. [例] They wanted to know the RTLT of the signal. [意味] 往復時間, 往復時間差 ; [同義語] round-trip light time ; [上位語] elapsed time ; [同義語群] 15130926-n"
Ru SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 81744 】【意味】 "[名詞] a rare polyvalent metallic element of the platinum group; it is found associated with platinum [例] Ruthenium is a chemical element with the symbol Ru and atomic number 44. [意味] ルテニウム ; [同義語] ruthenium, atomic number 44 ; [上位語] metal, metallic element ; [同義語群] 14653242-n"
RU 486 SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 129294 】【意味】 "[名詞] an abortion-inducing drug (trade name RU_486) developed in France; when taken during the first five weeks of pregnancy it blocks the action of progesterone so that the uterus sloughs off the embryo [例] RU 486 is a drug that causes abortion. [例] She took RU 486 to induce an abortion. [意味] ミフェプリストン, ミフェプリストーン ; [同義語] abortion pill, mifepristone ; [上位語] abortion-inducing drug, abortifacient, aborticide ; [同義語群] 02668093-n"
Ruanda SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 99594 】【意味】 "[名詞] a landlocked republic in central Africa; formerly a German colony [例] They are going to Ruanda to visit their friend. [意味] ルワンダ ; [同義語] Rwanda, Rwandese Republic ; [上位語] African country, African nation ; [同義語群] 08815046-n"
Ruandan SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 124309 】【意味】 [形容詞] of or pertaining to Rwanda [例] Rwandan mountains [例] The Ruandan soldiers were killed in the battle. [例] He is a Ruandan citizen. [意味] ルワンダの ; [同義語] Rwandan ; [同義語群] 03112486-a
rub SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 92911 】【意味】 "[動詞] move over something with pressure [例] rub my hands [例] rub oil into her skin [例] The nurse rubbed the ointment on the patient's sore knee. [例] He rubbed his eyes. [例] I rubbed my sore muscles with a heating pad. [意味] 擦る, こする, 揉む, 擦り付ける, 摩る, 塗擦する, 摩する, 摺る ; [上位語] guide, pass, draw, run ; [下位語] scrub, wipe, scrape, brush, grate, abrade, scour, worry ; [派生] friction, wipe, rubbing, detrition ; [同義語群] 01249724-v [動詞] cause friction [例] my sweater scratches [例] He rubbed his hands together. [例] The rope rubbed against the rocks. [例] She rubbed her sore knee with a lotion. [意味] 擦る, 摩擦する, 擦れる, 摩る, 摩する, 磨れる, こする, 摺る ; [同義語] chafe, scratch, fray, fret ; [上位語] adjoin, touch, contact, meet ; [派生] friction, scrape, chafe, scratch, rubbing, abrasion, excoriation ; [同義語群] 01250908-v [動詞] scrape or rub as if to relieve itching [例] Don't scratch your insect bites! [例] The cat rubbed its ear against the carpet. [例] She rubbed her arms because they were itchy. [意味] 擦る, こする, 摩る, 摩する, 掻く, 引っ掻く, 引っかく, 引掻く ; [同義語] scratch, itch ; [上位語] irritate ; [派生] wipe, scrape, scratch, abrasion, itching, itchiness, scabies, excoriation ; [同義語群] 02119874-v [名詞] the act of rubbing or wiping [例] he gave the hood a quick rub [例] He gave his eyes a rub. [例] The rub is that they are going to have to pay for it. [例] She gave the sore a rub with a cloth. [意味] 擦り, こすり, 摩擦, ワイプ, 擦ること ; [同義語] wipe ; [上位語] physical contact, contact ; [下位語] scuff ; [派生] wipe, scratch, itch, pass over ; [同義語群] 00125126-n [名詞] an unforeseen obstacle [例] There was a rub in the plan. [意味] 困難, 障害, 故障, 支障 ; [同義語] hang-up, snag, hitch ; [上位語] obstacle, obstruction ; [同義語群] 05691144-n"
Rub al-Khali SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 101929 】【意味】 "[名詞] a desert in southern Saudi Arabia [例] They went to the Rub al-Khali to see the sunrise. ; [同義語] Ar Rimsal, Dahna, Great Sandy Desert ; [上位語] desert ; [同義語群] 09172111-n"
rub along SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 98930 】【意味】 "[動詞] manage one's existence barely [例] I guess I can squeeze by on this lousy salary [例] They rubbed along on a small income. [例] They were able to rub along on their savings until they found a job. [例] They could rub along on a few dollars a week. [意味] 生きる, 通る, なんとかやっていく, 扱う, 対処する, 対抗する, 経営する, 一緒にこする ; [同義語] scrape along, scrape by, scratch along, squeeze by, squeak by ; [上位語] cope, get by, manage, make do, contend, deal, grapple, make out ; [同義語群] 02588464-v"
rub down SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 138693 】【意味】 "[動詞] manually manipulate (someone's body), usually for medicinal or relaxation purposes [例] She rubbed down her child with a sponge [例] The masseuse rubbed down the client. [例] The nurse rubbed down the patient's sore muscles. [例] I rubbed down my sore muscles with a soothing lotion. [意味] 揉む, マッサージする, あん摩する, 揉み療治, 按摩する, マッサージ, 擦る ; [同義語] massage, knead ; [上位語] manipulate ; [派生] massage, rubdown, massager ; [同義語群] 01232738-v [動詞] wear away [例] The rock was rubbed down by the water. [例] The rough edges of the bricks rubbed down the paint on the car. [例] I rubbed down the rough edges of the wood. [意味] すり減らす, 擦り減らす, 磨耗する, 摩擦する, すり落とす, 磨く, 摩耗する, こすり落とす ; [同義語] rub off, abrade, corrade, abrase ; [上位語] wear off, wear away ; [下位語] excoriate, chafe, rasp ; [派生] rubdown, scrape, grinding, abrasive, abrasive material, abrasion, scratch, abrader ; [同義語群] 01254013-v"
rub off SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 112235 】【意味】 "[動詞] wear away [例] The paint rubbed off the wall. [例] The stain on the shirt would not rub off. [例] I rubbed off the excess paint with a rag. [意味] こすり落とす, すり減る, 磨耗する, こすり取る, 擦り落とす, 摩擦する, 消す, 摩耗する ; [同義語] rub down, abrade, abrase, corrade ; [上位語] wear away, wear off ; [下位語] excoriate, rasp, chafe ; [派生] rubdown, scrape, grinding, abrasive, abrasive material, abrasion, abrader, scratch ; [同義語群] 01254013-v"
rub out SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 59248 】【意味】 "[動詞] remove by or as if by rubbing or erasing [例] Please erase the formula on the blackboard--it is wrong! [例] He rubbed out the mistake. [例] The pencil marks were easily rubbed out with an eraser. [例] I rubbed out the mistakes on the paper. [意味] 消す, 消去する, 拭い去る, 抹消する, 磨り消す, 消える, 削除する, ぬぐい去る ; [同義語] erase, efface, score out, wipe off ; [上位語] delete, cancel ; [下位語] scratch out, cut out, sponge ; [派生] eraser, expunging, erasure, expunction ; [同義語群] 01548718-v"
rub up SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 31651 】【意味】 "[名詞] a review that refreshes your memory [例] I need a rub up on my Latin [例] The rub up was a very good idea. [意味] 復習 ; [上位語] brushup, review ; [同義語群] 00897989-n"
rub-a-dub SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 133338 】【意味】 "[名詞] the sound made by beating a drum [例] The rub-a-dub of the drum was loud. [例] The rhythmic rub-a-dub of the drums kept the audience moving. [例] He could hear the rub-a-dub of the drums. ; [同義語] rataplan, drumbeat ; [上位語] sound ; [同義語群] 07392373-n"
rubato SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 5054 】【意味】 "[名詞] a flexible tempo; not strictly on the beat [例] The rubato was very beautiful. [例] The pianist played the piece with a lot of rubato. [意味] ルバート, ルバート奏法, テンポの自由, テンポ ; [上位語] pacing, tempo ; [同義語群] 15265423-n"
rubber SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 16736 】【意味】 "[名詞] an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products [例] The rubber bands were a very useful tool for the experiment. [例] Rubber is used to make tires. [例] They wanted to make a rubber ring for their engagement ring. [意味] ゴム, ラバー, 天然ゴム, 生ゴム, 弾性ゴム, ラテックス, 乳汁, ゴム乳液 ; [同義語] caoutchouc, natural rubber, gum elastic, India rubber ; [上位語] latex ; [下位語] cold rubber, foam rubber, hard rubber, Para rubber, ebonite, crepe rubber, vulcanite ; [派生] rubberise, rubbery, rubberlike, rubberize ; [同義語群] 15006258-n [名詞] any of various synthetic elastic materials whose properties resemble natural rubber [例] The rubber was too tight. [意味] ゴム, 合成ゴム, 人造ゴム ; [同義語] synthetic rubber ; [上位語] synthetic substance, synthetic ; [下位語] neoprene, silicone rubber, butyl rubber, buna, buna rubber ; [同義語群] 15006789-n [名詞] contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse [例] He used a rubber to prevent pregnancy. [例] They always use rubbers when they have sex. [例] He always uses a rubber when he has sex. [意味] ゴム, コンドーム, 予防医学, 護謨, スキン, サック ; [同義語] condom, safe, safety, prophylactic ; [上位語] contraceptive device, prophylactic device, contraceptive, birth control device, preventive, preventative ; [派生] contraceptive, prophylactic, antifertility ; [同義語群] 03088164-n [名詞] an eraser made of rubber (or of a synthetic material with properties similar to rubber); commonly mounted at one end of a pencil [例] The rubber was used to erase the pencil mark. [例] The rubber on the pencil was missing. [例] She erased the mistake with a rubber. [意味] 消しゴム, 護謨, 消ゴム, イレーザー, 砂消しゴム ; [同義語] rubber eraser, pencil eraser ; [上位語] eraser ; [同義語群] 04116512-n [名詞] a waterproof overshoe that protects shoes from water or snow [例] I put on my rubbers before going out. [例] Rubbers are a good idea for keeping your feet dry when it rains. [例] They went to the store to buy rubbers for their shoes. [意味] 長靴, レインブーツ, ガロッシュ, ゴム靴, スニーカー, オーバーシューズ ; [同義語] arctic, galosh, golosh, gumshoe ; [上位語] overshoe ; [同義語群] 02735538-n" [形容詞] returned for lack of funds [例] a rubber check [例] a no-good check [例] The check was rubber. [例] The rubber check was a huge embarrassment. [意味] 不渡りの ; [同義語] no-good ; [類似語] bad ; [同義語群] 01129021-a "[動詞] coat or impregnate with rubber [例] rubberize fabric for rain coats [例] He rubbered the sole of his shoe. [例] The tires were rubbered to make them last longer. [例] They rubbered the soles of the shoes. [意味] ゴム加工する, ゴムで覆う, ゴム引きする ; [同義語] rubberise, rubberize ; [上位語] coat, surface ; [派生] caoutchouc, natural rubber, gum elastic, India rubber ; [同義語群] 00136254-v"
rubber band SimpleWiki Wiktionary Google検索 Collins Cambridge Longman Longman英和 Learners 【 93794 】【意味】 "[名詞] a narrow band of elastic rubber used to hold things (such as papers) together [例] The rubber band held the papers together. [例] She uses a rubber band to hold the papers together. [意味] 輪ゴム, ゴムバンド, 嫋か, 伸縮, 弾性的, ゴム紐 ; [同義語] elastic, elastic band ; [上位語] band, elastic device ; [派生] elastic ; [同義語群] 04116098-n"

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