susceptance

[suh-sep-tuh ns] /səˈsɛp təns/
noun, Electricity
1.
the imaginary component of admittance, equal to the quotient of the negative of the reactance divided by the sum of the squares of the reactance and resistance. Symbol: B.
Origin
1905-10; suscept(ibility) + -ance
British Dictionary definitions for susceptance

susceptance

/səˈsɛptəns/
noun
1.
(physics) the imaginary component of the admittance
Word Origin
C19: from suscept(ibility) + -ance