noun, masculine/kalibɾaˈdoɾ/plural: calibradores
calibrador is masculine in Spanish.
calibrator; caliper
“Los investigadores midieron la proporción 2D (índice): 4D (anular) de cada participante usando un calibrador electrónico.”
Etymology tree Arabic قَالِب (qālib)bor. French calibrebor. Spanish calibre Spanish -ar Spanish calibrar Proto-Indo-European *-tōr Proto-Italic *-tōr Latin -tor Spanish -dor Spanish calibrador From calibrar + -dor.