optionallyadv.
/ˈɒpʃn̩əli/, /ˈɒpʃn̩l̩i/, /ˈɒpʃnl̩i/, /ˈɒpʃ(ə)nəli/, U.S. /ˈɑpʃ(ə)nəli/ In an optional way, by choice; as an option.
ΚΠ
1846 J. E. Worcester Universal Dict. Eng. Lang. Optionally, by way of choice.
1853 A. J. Davis Great Harmonia (new ed.) III. 397 The incumbent..shall optionally vacate his or her position.
1897 S. C. Vasu Ashtádhyáyi of Pániṇi II. vii. ii. 1366 A root which is optionally Seṭ before other affixes, is invariably aniṭ before Nishtḥâ.
1926 Times 13 Nov. 19/1 Should the holders of the optionally-convertible bonds apply for conversion in full, [etc.].
1970 Daily Tel. 3 Feb. 15/4 The kit, including the non-stick floor is optionally extra on the Tricity 21in.
1994 Harrowsmith Apr. 64/1 A wide range of eastern white pine (optionally cedar) log sizes is offered.
This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).
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adv.1846