(uncountable, film) A genre of film, science-fiction film-noir cinema. / (uncountable, fiction, by extension) A genre of fiction, thematically like that of the film genre.

(mineralogy) An orthorhombic-dipyramidal reddish-brown mineral of the ludwigite group, with chemical formula Ni₂FeBO₅.

(pharmacology) An orally-active synthetic retinoid, developed to overcome all-trans retinoic acid (ATRA) resistance, with potential antineoplastic activity.

In a tiring manner; so as to tire somebody.