Relative humidity is the amount of water the air can hold at a given temperature. For example, an RH of 50% means that the air is holding 50% of the moisture it can possibly contain at that temperature. Once the RH gets over 100%, it rains.
The term remuneration in general means compensation or pay. The term pay is more commonly used that remuneration or compensation. Remuneration also has a broader meaning as base salary or pay plus bonuses, commissions, and other payments or benefits paid to an employee under the terms of a contract.
One of the forms of compensation is direct remuneration for services rendered by the employee. The term used for this is wages. It consists of four different groups of payment from the employer to the employee. They are salary, hourly, commission and bonus types of wages.