23 ผลลัพธ์ สำหรับ 

*litmus*

 ลองค้นหาคำในรูปแบบอื่น: litmus, -litmus-
ค้นหาอัตโนมัติโดยใช้litmus
NECTEC Lexitron Dictionary EN-TH
(n)กระดาษลิตมัส
Hope Dictionary
(ลิท'มัส) n. สารสีน้ำเงินที่ได้จาก lichen
คลังศัพท์ไทย (สวทช.)
ลิทมัส[การแพทย์]
กระดาษลิทมัส, กระดาษลิสท์มัส[การแพทย์]
WordNet (3.0)
(n)a coloring material (obtained from lichens) that turns red in acid solutions and blue in alkaline solutions; used as a very rough acid-base indicatorSyn.litmus test
(n)unsized paper treated with litmus for use as an acid-base indicator
(n)a test that relies on a single indicator
Collaborative International Dictionary (GCIDE)

n. [ D. lakmoes; lak lacker + moes a thick preparation of fruit, pap, prob. akin to E. meat: cf. G. lackmus. See Lac a resinous substance. ] (Chem.) A dyestuff extracted from certain lichens (Roccella tinctoria, Lecanora tartarea, etc.), as a blue amorphous mass which consists of a compound of the alkaline carbonates with certain coloring matters related to orcin and orcein. [ 1913 Webster ]

☞ Litmus is used as a dye, and being turned red by acids and restored to its blue color by alkalies, is a common indicator or test for acidity and alkalinity. [ 1913 Webster ]


Litmus paper (Chem.), unsized paper saturated with blue or red litmus, -- used in testing for acids or alkalies.
[ 1913 Webster ]

1. (Chem.) A test to determine acidity or alkalinity, using litmus as an inddicator. [ PJC ]

2. Hence: (Fig.) A test for a single factor, which has only two outcomes, positive or negative; specifically: (Politics) the question of whether a candidate for office is for or against a particular position on an issue; -- used, e.g. by voters concerned predominantly with a single issue, to decide whether to vote for or against a candidate; as, many voters take a candidate's position on abortion as their litmus test. [ PJC ]

CC-CEDICT CN-EN Dictionary
[ , shí ruǐ, ㄕˊ ㄖㄨㄟˇ]reindeer moss; (chem.) litmus (as in litmus paper)#117736[Add to Longdo]
[    /    , shí ruǐ shì zhǐ, ㄕˊ ㄖㄨㄟˇ ㄕˋ ㄓˇ](chem.) litmus paper#251764[Add to Longdo]
DING DE-EN Dictionary
Lackmus { m }
EDICT JP-EN Dictionary
[ritomasu](n) litmus[Add to Longdo]
[リトマスし, ritomasu shi](n) (See リトマス試験紙) litmus paper[Add to Longdo]
[リトマスしけんし, ritomasu shikenshi](n) litmus paper[Add to Longdo]
[しけんし, shikenshi](n) litmus paper[Add to Longdo]
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