What is the opposite of condensation?

The direct scientific opposite of condensation is evaporation, which is the thermodynamic phase transition where a substance changes from a liquid state into a gas or vapor state at temperatures below its boiling point. While condensation occurs when vapor molecules lose thermal energy, slow down, and bond together to form a liquid, evaporation happens when liquid molecules absorb thermal energy from their surroundings, increase their kinetic energy, and break free from the liquid surface into the atmosphere as a gas. In a broader sense, boiling or vaporization can also be considered counterparts, though boiling occurs specifically at a substance's boiling point throughout the entire liquid volume, whereas evaporation happens gradually only at the surface. Together, condensation and evaporation form the complementary halves of the phase change cycle that drives the Earth's global water cycle, regulating atmospheric humidity, weather patterns, and thermal energy distribution across the planet.