n. १ लाभ (पु.) २ Elec. Comm., Radio, etc. (as, a general term used to denote an increase in signal power in transmission from one point to another; specif. the ratio of increase of output current, power, or voltage over input– as opposed to loss) वर्धन (न.) v.t. & i. १ लाभ करणे, लाभ होणे २ वर्धन करणे, वर्धन होणे