Definition of usnic acid in English:

usnic acid

nounˈʌznɪkˌəsnik ˈasid

mass nounBiochemistry

A yellow crystalline compound which is present in many lichens and is used as an antibiotic.
〔生化〕松萝酸，地衣酸
A tricyclic phenol; chemical formula: C₁₈H₁₆O₇
Example sentencesExamples
- I don't know anyone else who's working on the toxicity of usnic acid besides me.
- Bitter orange, aristolochic acid and usnic acid are all used for weight loss.
- Although several synthetic compounds inhibit this key pigment enzyme, the scientists found that usnic acid was over 10 times more effective than others tested.

Origin

Mid 19th century: usnic from medieval Latin usnea (from Arabic ushnah 'moss') + -ic.

Definition of usnic acid in US English:

usnic acid

nounˌəsnik ˈasid

Biochemistry

A yellow crystalline compound which is present in many lichens and is used as an antibiotic.
〔生化〕松萝酸，地衣酸
A tricyclic phenol; chemical formula: C₁₈H₁₆O₇
Example sentencesExamples
- Bitter orange, aristolochic acid and usnic acid are all used for weight loss.
- Although several synthetic compounds inhibit this key pigment enzyme, the scientists found that usnic acid was over 10 times more effective than others tested.
- I don't know anyone else who's working on the toxicity of usnic acid besides me.

Origin

Mid 19th century: usnic from medieval Latin usnea (from Arabic ushnah ‘moss’) + -ic.

词汇	usnic acid
释义	Definition of usnic acid in English: usnic acid nounˈʌznɪkˌəsnik ˈasid mass nounBiochemistry A yellow crystalline compound which is present in many lichens and is used as an antibiotic. 〔生化〕松萝酸，地衣酸 A tricyclic phenol; chemical formula: C₁₈H₁₆O₇ Example sentencesExamples I don't know anyone else who's working on the toxicity of usnic acid besides me. Bitter orange, aristolochic acid and usnic acid are all used for weight loss. Although several synthetic compounds inhibit this key pigment enzyme, the scientists found that usnic acid was over 10 times more effective than others tested. Origin Mid 19th century: usnic from medieval Latin usnea (from Arabic ushnah 'moss') + -ic. Definition of usnic acid in US English: usnic acid nounˌəsnik ˈasid Biochemistry A yellow crystalline compound which is present in many lichens and is used as an antibiotic. 〔生化〕松萝酸，地衣酸 A tricyclic phenol; chemical formula: C₁₈H₁₆O₇ Example sentencesExamples Bitter orange, aristolochic acid and usnic acid are all used for weight loss. Although several synthetic compounds inhibit this key pigment enzyme, the scientists found that usnic acid was over 10 times more effective than others tested. I don't know anyone else who's working on the toxicity of usnic acid besides me. Origin Mid 19th century: usnic from medieval Latin usnea (from Arabic ushnah ‘moss’) + -ic.
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