Bible Encyclopedias
Tester

1911 Encyclopedia Britannica

(Fr. tetiere, head-covering, from tete), anything placed horizontally over the head, as the sound-board of a pulpit, the flat boards over an old-fashioned bed, &c.

Bibliography Information
Chisholm, Hugh, General Editor. Entry for 'Tester'. 1911 Encyclopedia Britanica. https://www.studylight.org/​encyclopedias/​eng/​bri/​t/tester.html. 1910.