(informal, nonstandard) At least. / 2019 December, Justin Blackburn, The Bisexual Christian Suburban Failure Enlightening Bipolar Blues, page 79:

(mineralogy) An isometric-hexoctahedral bronze brown mineral containing iron, nickel, silver, and sulfur.

plural of olein

(organic chemistry) A glucoside obtained by partial oxidation of salicin from a willow, Salix helix, probably Salix purpurea.