dextrally, adv.
(ˈdɛkstrəlɪ)
[f. dextral a. + -ly2.]
In a dextral way or direction; to the right, as opposed to the left.
| 1881 Le Conte Monoc. Vision 19 To rotate it on its axis outward, i.e. dextrally—or like the hands of a watch. 1883 Journ. Bot. Brit. & For. 237 The spathes..are rolled up indifferently either way—either dextrally or sinistrally—in about equal numbers. |