Definition of "evermore"

[…] But love me for love's sake, that evermore / Thou mayst love on, through love's eternity.

c. 1845-46, Elizabeth Barrett Browning, “If Thou Must Love Me”, in Sonnets from the Portuguese‎

Note by the way, that if honey be despumed, that is to say, skummed and clarified, it is evermore the better for any use.

1601, C[aius] Plinius Secundus [i.e., Pliny the Elder], “(please specify |book=I to XXXVII)”, in Philemon Holland, transl., The Historie of the World. Commonly Called, The Naturall Historie of C. Plinius Secundus. […], (please specify |tome=1 or 2), London: […] Adam Islip, published 1635