Definition of vanillin in English:

vanillin

nounvəˈnɪlɪn

mass nounChemistry

A fragrant compound which is the essential constituent of vanilla.
〔化〕香草醛，香兰素
Alternative name: 3-methoxy-4-hydroxybenzaldehyde; chemical formula: CH₃OC₆H₃(OH)CHO
Example sentencesExamples
- The compound responsible for this distinctive, complex perfume is vanillin, contained in thousands of pinpoint seeds in the seed pods of a particular orchid plant.
- After this time the surface of the fruit will be covered in crystals of glucose and vanillin and the fruits themselves have become black from oxidization but are still flexible.
- Medieval linens show the presence of vanillin in chemical tests, but the linen in the Dead Sea scrolls and other very old linens do not.
- Organic texts often cite flavor chemicals such as vanillin from vanilla as examples of naturally occurring organic chemicals that we encounter every day.
- The best pods are dark brown or black, rather wrinkled and flexible, with a light coating of white crystals of aromatic vanillin.

Origin

Mid 19th century; from vanilla + -in¹.

Definition of vanillin in US English:

vanillin

noun

Chemistry

A fragrant compound which is the essential constituent of vanilla.
〔化〕香草醛，香兰素
Alternative name: 3-methoxy-4-hydroxybenzaldehyde; chemical formula: CH₃OC₆H₃(OH)CHO
Example sentencesExamples
- After this time the surface of the fruit will be covered in crystals of glucose and vanillin and the fruits themselves have become black from oxidization but are still flexible.
- The compound responsible for this distinctive, complex perfume is vanillin, contained in thousands of pinpoint seeds in the seed pods of a particular orchid plant.
- Organic texts often cite flavor chemicals such as vanillin from vanilla as examples of naturally occurring organic chemicals that we encounter every day.
- The best pods are dark brown or black, rather wrinkled and flexible, with a light coating of white crystals of aromatic vanillin.
- Medieval linens show the presence of vanillin in chemical tests, but the linen in the Dead Sea scrolls and other very old linens do not.

Origin

Mid 19th century; from vanilla + -in.

单词	vanillin
释义	Definition of vanillin in English: vanillin nounvəˈnɪlɪn mass nounChemistry A fragrant compound which is the essential constituent of vanilla. 〔化〕香草醛，香兰素 Alternative name: 3-methoxy-4-hydroxybenzaldehyde; chemical formula: CH₃OC₆H₃(OH)CHO Example sentencesExamples The compound responsible for this distinctive, complex perfume is vanillin, contained in thousands of pinpoint seeds in the seed pods of a particular orchid plant. After this time the surface of the fruit will be covered in crystals of glucose and vanillin and the fruits themselves have become black from oxidization but are still flexible. Medieval linens show the presence of vanillin in chemical tests, but the linen in the Dead Sea scrolls and other very old linens do not. Organic texts often cite flavor chemicals such as vanillin from vanilla as examples of naturally occurring organic chemicals that we encounter every day. The best pods are dark brown or black, rather wrinkled and flexible, with a light coating of white crystals of aromatic vanillin. Origin Mid 19th century; from vanilla + -in¹. Definition of vanillin in US English: vanillin noun Chemistry A fragrant compound which is the essential constituent of vanilla. 〔化〕香草醛，香兰素 Alternative name: 3-methoxy-4-hydroxybenzaldehyde; chemical formula: CH₃OC₆H₃(OH)CHO Example sentencesExamples After this time the surface of the fruit will be covered in crystals of glucose and vanillin and the fruits themselves have become black from oxidization but are still flexible. The compound responsible for this distinctive, complex perfume is vanillin, contained in thousands of pinpoint seeds in the seed pods of a particular orchid plant. Organic texts often cite flavor chemicals such as vanillin from vanilla as examples of naturally occurring organic chemicals that we encounter every day. The best pods are dark brown or black, rather wrinkled and flexible, with a light coating of white crystals of aromatic vanillin. Medieval linens show the presence of vanillin in chemical tests, but the linen in the Dead Sea scrolls and other very old linens do not. Origin Mid 19th century; from vanilla + -in.
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