Bible Encyclopedias
Apex

1911 Encyclopedia Britannica

the Latin word (pl. apices) for the top, tip or peak of anything. A diminutive "apiculus" is used in botany.

Bibliography Information
Chisholm, Hugh, General Editor. Entry for 'Apex'. 1911 Encyclopedia Britanica. https://www.studylight.org/​encyclopedias/​eng/​bri/​a/apex.html. 1910.