This is the 8649th most frequent Russian word.
относительная
Relative.
Here, 'относительная' is used as an adjective to describe the degree of wetness, indicating that the wetness is considered in relation to a specific context (potentially being not fully wet but not completely dry).
Относительная мокрость одежды сделала прогулку менее комфортной.
The relative wetness of the clothes made the walk less comfortable.
In this sentence, 'относительную' refers to a type of measurement or concept where the humidity is expressed as a relative value compared to total saturation.
Наука рассматривает относительную влажность воздуха для прогнозирования погоды.
Science considers the relative humidity of the air for weather forecasting.
This usage of 'относительного' implies a comparative assessment of how the project contributed in relation to other factors or goals.