American Heritage Dictionary
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Century Dictionary
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GNU Webster's 1913
WordNet
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Elsewhere on the web
KrF excimer laser was irradiated at an interface between sapphire and phenolphthalein / N-methyl-2-pyrrolidone solution, which acts as a super-heating liquid.— CiteULike: Everyone's library
Why do have to add only two drops of phenolphthalein in titration?— Yahoo! Answers: Latest Questions
Many of these "natural" or "herbal" products contained sibutramine, phenolphthalein, and even rimonabant.— theHeart.org
Please let me know the adequate proportion between phenolphthalein -— [Help] Most Recent Posts
A substance called phenolphthalein, a coal-tar product, is a very delicate indicator; it is more sensitive to acids than litmus is.— The Chemistry of Hat Manufacturing Lectures Delivered Before the Hat Manufacturers' Association

Century Dictionary (1)
Bubble size: how much this word was used in a year
Bubble height: used more or less than expected, vs. all uses evenly distributed
We are still working on calculating this word's frequency.
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