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Words getting along nicely ....
Word: directrix (lookup in dictionary) (lookup stats) Dates: during 1929-1929 Sort By: most recent first (reverse)
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Normalized population density for word "directrix" throughout decades:
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Word "directrix" first appeared in our records from 1929!
See usage in 1929 »
The following words have supported "directrix" in appearing on this page. Do you know these words: