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/แน้ ฝึ เตอะ//N AE1 F TH AH0//nˈæfθə/

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Naphtha

ลองค้นหาคำในรูปแบบอื่น: -naphtha-, *naphtha*

English-Thai: NECTEC's Lexitron-2 Dictionary [with local updates]NECTEC Lexitron Dictionary EN-TH

naphtha

(n)น้ำมันเชื้อเพลิงชนิดหนึ่งซึ่งติดไฟได้ง่ายมาก

English-Thai: HOPE Dictionary [with local updates]Hope Dictionary

naphthalene

(แนฟ'ธะลีน) ผลึกสีขาวชนิดหนึ่งที่ได้จากน้ำมันดิน

อังกฤษ-ไทย: คลังศัพท์ไทย โดย สวทช.คลังศัพท์ไทย (สวทช.)

Naphtha

แนฟทา ผลิตภัณฑ์ที่ได้จากการกลั่นน้ำมันดิบ, Example:เป็นผลิตภัณฑ์ที่ได้จากการกลั่นน้ำมันดิบ เป็นน้ำมันส่วนเบา อยู่ระหว่าง Gasoline และ kerosene ใช้เป็นน้ำมันเบนซินที่ใช้กับเครื่องรถยนต์ หรือใช้เป็นวัตถุดิบในอุตสาหกรรมโตรเคมี[ปิโตรเลี่ยม]

CMU English Pronouncing Dictionary Dictionary [with local updates]CMU Pronouncing Dictionary

naphtha

/N AE1 F TH AH0//แน้ ฝึ เตอะ//nˈæfθə/

naphthalene

/N AE1 F TH AH0 L IY2 N//แน้ ฝึ เตอะ ลีน//nˈæfθəlˌiːn/

Oxford Advanced Learners Dictionary (pronunciation guide only)Oxford Advanced Learners Dictionary

naphtha

(n,(uncount))/nˈæfθə//แน้ ฝึ เตอะ//n a1 f th @/

naphthalene

(n,(uncount))/nˈæfθəliːn//แน้ ฝึ เตอะ หลี่น//n a1 f th @ l ii n/

WordNet (3.0)WordNet (3.0)

naphtha

(n)any of various volatile flammable liquid hydrocarbon mixtures; used chiefly as solvents

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

The Collaborative International Dictionary of English (GCIDE) v.0.53Collaborative International Dictionary (GCIDE)

Naphtha

n. [ L. naphtha, Gr. na`fqa, fr.Ar. nafth, nifth. ] 1. (Chem.) The complex mixture of volatile, liquid, inflammable hydrocarbons, occurring naturally, and usually called crude petroleum, mineral oil, or rock oil. Specifically: That portion of the distillate obtained in the refinement of petroleum which is intermediate between the lighter gasoline and the heavier benzine, and has a specific gravity of about 0.7, -- used as a solvent for varnishes, as a carburetant, illuminant, etc. [ 1913 Webster ]

2. (Chem.) One of several volatile inflammable liquids obtained by the distillation of certain carbonaceous materials and resembling the naphtha from petroleum; as, Boghead naphtha, from Boghead coal (obtained at Boghead, Scotland); crude naphtha, or light oil, from coal tar; wood naphtha, from wood, etc. [ 1913 Webster ]

☞ This term was applied by the earlier chemical writers to a number of volatile, strong smelling, inflammable liquids, chiefly belonging to the ethers, as the sulphate, nitrate, or acetate of ethyl. Watts. [ 1913 Webster ]

Naphtha vitrioli [ NL., naphtha of vitriol ] (Old Chem.), common ethyl ether; -- formerly called sulphuric ether. See Ether. [ 1913 Webster ]

Naphthalate

n. (Chem.) A salt of naphthalic acid; a phthalate. [ Obs. ] [ 1913 Webster ]

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 ]

Naphthalic

a. (Chem.) (a) Pertaining to, derived from, or related to, naphthalene; -- formerly used to denote any one of a series of acids derived from naphthalene, and called naphthalene acids, now specifically referring to 1, 8-naphthalenedicaboxylic acid, C12H8O4. (b) Formerly, designating an acid probably identical with phthalic acid. [ 1913 Webster +PJC ]

Naphthalidine

n. [ Naphthalene + toluidine. ] (Chem.) Same as Naphthylamine. [ 1913 Webster ]

Naphthaline

{ } n. [ F. naphthaline. ] (Chem.) See Naphthalene. [ 1913 Webster ]

Naphthalize

v. t. (Chem.) To mingle, saturate, or impregnate, with naphtha. [ 1913 Webster ]

Naphthazarin

n. [ Naphthalene + alizarin. ] (Chem.) A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic luster; -- called also naphthalizarin. [ 1913 Webster ]

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