특정 지의류에서 추출한 염료로, 산성에서는 붉은색, 염기성에서는 푸른색을 띠어 수소 이온 농도를 확인하는 데 쓰이는 지시약.
A dye obtained from certain lichens that turns red in acid and blue in alkaline solutions, used as a pH indicator.
예문:
"The lab technician dipped a strip of paper treated with litmus into the beaker to check the acidity."
"Litmus is naturally sourced from various lichen species found in the Netherlands."
어떤 상황의 성격이나 사람의 의도를 분명하게 보여주는 결정적인 시험이나 지표.
A decisive test or indicator of a person's intentions, beliefs, or the quality of something.
예문:
"The public's reaction to the trailer served as a litmus for the movie's potential success."
"This policy change will be the ultimate litmus for the administration's true priorities."