Social Serv. Ofcs., Court House Anex, Scranton 1975 May 18, Lackawana County Commissioners, “You've Got Our New Number (advertisement)”, in The Scranton Times-Tribune, Scranton, Pennsylvania, via Newspapers.com, page A-8:
A comprehensive range of China's products, from machine tools and computers to jade ornaments and fireworks, is displayed in the gray, 10-story block building in Central Canton and in two nearby anexes. 1971 May 5, “Chinese Lead Deals At Own Trade Fair”, in The Baltimore Sun, via Newspapers.com, page A2:
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anexes
Number=Plur
lexicographic
anex en · NOUN · etymology 2
Pronunciation
/ˈænɛks/ (UK, US)
Etymology
Blend of anion + exchange.
Meanings
(countable, uncountable) Syllabic abbreviation of anion exchange.
Further treatment of the type 50 syrup over the Cl⁻ form of a strong base anex resin elevated the attenuation index of the syrup over that for the original sugar. 1968 March 25, Karlheinz W. R. Schoenrock, “Observations on the Absorbancy of Sugar Solution”, in Journal of the American Society of Sugar Beet Technologists, volume 15, archived from the original on 17 Aug 2021, page 390: