tarboard

== English == === Pronunciation === (Received Pronunciation) IPA(key): /ˈtɑː.bəd/ (General American, Canada) IPA(key): /ˈtɑɹ.bɚd/ (General Australian) IPA(key): /ˈtaː.bəd/ === Etymology === tar +‎ board === Noun === tarboard (countable and uncountable, plural tarboards) (historical) A kind of tough millboard containing tar, used in making springbacks for books. 1889, The Inland Printer (volume 6, page 210) Best Quality Tarboards 1894, The American Bookbinder (volume 5, page 16) Tarboards are lined up in full sheets for cheap work only; […]