Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun screw_augur

1 sense of screw augur

Sense 1
screw augur, Spiranthes cernua -- (an orchid of the genus Spiranthes having tall erect densely flowered spiraling clusters of creamy white vanilla-scented flowers; widely distributed especially in low damp places of eastern and central North America)
       => ladies' tresses, lady's tresses -- (an orchid of the genus Spiranthes having slender often twisted spikes of white flowers)