scalar / scaler [ˈskeilɜr]
scalar – adj. & n. – adj. – 1. resembling a ladder; 2. pertaining to a scale either in music or another discipline; 3. a quantity having magnitude but no direction (compare: vector); n. – 1. a real number
scaler – n. – 1. someone who manufactures scales; 2. a person who removes fish scales; 3. a mountain climber or one who climbs other vertical surfaces