“twentieth century”

We have one entry that includes the term twentieth century.

twentieth-century cut

noun

: a gem cut with 80 or 88 facets with the table replaced by a low pyramidal range of facets carried to a central point compare brilliant

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  • any of a genus helianthus especially h annuus of new world composite plants with large yellow rayed flower heads bearing edible seeds that yield an edible oil
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