| ลองค้นหาคำในรูปแบบอื่น ๆ เพื่อให้ได้ผลลัพธ์มากขึ้นหรือน้อยลง: thale, -thale- |
มีผลลัพธ์ที่ไม่แสดงผลอยู่ | |
| | naphthalene | (แนฟ'ธะลีน) ผลึกสีขาวชนิดหนึ่งที่ได้จากน้ำมันดิน |
| | Alphabromonaphthalene | แอลฟาโบรโมแนฟทาลีน [การแพทย์] | | phenolphthalein | ฟีนอล์ฟทาลีน, สารเคมีชนิดหนึ่ง สูตรเคมีคือ C20H14O4 ผลึกสีขาว ละลายได้ดีในแอลกอฮอล์ใช้เป็นอินดิเคเตอร์ ฟีนอล์ฟทาลีนในสารละลายที่มี pH ต่ำกว่า 8.3 จะไม่มีสีและในสารละลายที่มี pH สูงกว่า 10.4 จะมีสีชมพูแก่ [พจนานุกรมศัพท์ สสวท.] | | Mothball Naphthalenes | ลูกเหม็น [การแพทย์] |
| | | | mergenthaler | (n) United States inventor (born in Germany) of the Linotype machine (1854-1899), Syn. Ottmar Mergenthaler | | naphthalene | (n) a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs | | naphthalene poisoning | (n) toxic condition resulting from inhaling or ingesting naphthalene | | phenolphthalein | (n) a laxative used in many preparations under various trade names; also used as an acid-base indicator in titrations involving weak acids and strong bases because it is brilliant red at high alkalinity and colorless below pH 8 | | thales | (n) a presocratic Greek philosopher and astronomer (who predicted an eclipse in 585 BC) who was said by Aristotle to be the founder of physical science; he held that all things originated in water (624-546 BC), Syn. Thales of Miletus | | bromophenol blue | (n) a dye used as an acid-base indicator, Syn. tetrabromo-phenolsulfonephthalein, bromphenol blue | | emmenthal | (n) Swiss cheese with large holes, Syn. Emmenthaler, Emmentaler, Emmental | | fluorescein | (n) a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed), Syn. resorcinolphthalein, fluoresceine, fluorescent dye | | neandertal man | (n) extinct robust human of Middle Paleolithic in Europe and western Asia, Syn. Neandertal, Neanderthal, Homo sapiens neanderthalensis, Neanderthal man |
| | Boothale | v. t. & i. [ Boot, for booty + hale. ] To forage for booty; to plunder. [ Obs. ] Beau. & Fl. [ 1913 Webster ] | | Emmenthaler | n. a type of large-holed Swiss cheese.
Syn. -- Emmenthal, Emmental, Emmenthaler. [ WordNet 1.5 ] Variants: Emmenthal, Emmentaler, Emmental | | Naphthalene | n. (Chem.) A white crystalline aromatic hydrocarbon, C10H8, analogous to benzene, and obtained by the distillation of certain bituminous materials, such as the heavy oil of coal tar. It is the type and basis of a large number of derivatives among organic compounds. Formerly called also naphthaline. [ 1913 Webster ]
Naphthalene red (Chem.), a dyestuff obtained from certain diazo derivatives of naphthylamine, and called also magdala red. --
Naphthalene yellow (Chem.), a yellow dyestuff obtained from certain nitro derivatives of naphthol. [ 1913 Webster ]
| | Naphthalenic | a. (Chem.) Pertaining to , or derived from, naphthalene; -- used specifically to designate a yellow crystalline substance, called naphthalenic acid and also hydroxy quinone, and obtained from certain derivatives of naphthol. [ 1913 Webster ] | | Paranaphthalene | n. [ Pref. para- + naphthalene. ] (Chem.) Anthracene; -- called also paranaphthaline. [ Obs. ] [ 1913 Webster ] | | Phenol phthalein | or ., n. (Chem.) A white or yellowish white crystalline substance, C20H14O4, formed by condensation of the anhydride of phthalic acid and phenol. Its solution in alkalies is brilliant red, but is decolorized by acids. This reaction, being very delicate, is used as a pH indicator. It is sometimes used as a laxative in veterinary medicine. [ Webster 1913 Suppl. +PJC ] Variants: Phenolphthalein | | Phthalein | n. [ See Phthalic. ] (Chem.) One of a series of artificial organic dyes made as condensation products of the phenols with phthalic acid, and well represented by phenolphthalein. Their alkaline solutions are fluorescent. [ 1913 Webster ]
Phenol phthalein, a white or yellowish white crystalline substance made from phthalic acid and phenol. Same as phenolphthalein. [ 1913 Webster + PJC ]
| | thaler | ‖n. [ G. See Dollar. ] A former German silver coin worth about three shillings sterling, or about 73 cents, around 1900. [ 1913 Webster +PJC ] |
| | 萘 | [nài, ㄋㄞˋ, 萘] naphthalene (moth balls) #31,151 [Add to Longdo] | | 酞 | [tài, ㄊㄞˋ, 酞] phthalein (chemical) #51,722 [Add to Longdo] | | 酚酞 | [fēn tài, ㄈㄣ ㄊㄞˋ, 酚 酞] phenolphthalein #99,786 [Add to Longdo] | | 萘丸 | [nài wán, ㄋㄞˋ ㄨㄢˊ, 萘 丸] naphthalene balls (moth balls) [Add to Longdo] |
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