(transitive, intransitive) To compete in an arm-wrestle (with). / (transitive, intransitive, by extension) To struggle (with) for dominance.

(pharmacology) A synthetic compound C₅₁H₃₄N₆Na₆O₂₃S₆ derived from urea, obtained as a white powder and administered intravenously to treat early stages of African sleeping sickness, onchocerciasis,...

(chemistry) A salt or ion derived from menthol.

graduated, arranged by degrees / holding an academic degree / relating to an academic degree