authorise

authorise (third-person singular simple present authorises, present participle authorising, simple past and past participle authorised)

1. Non-Oxford British English standard spelling of authorize.
   • 1951 April, “Notes and News: North Fife Line, Scotland”, in Railway Magazine, number 600, page 281:

     Mr. Waller adds that when the railway was authorised in 1897, one of the clauses of the Act authorising the transfer of the line to the North British Railway provided that that company should work it in perpetuity, and it was this clause that caused the interim interdict to be granted.

• thioureas