inspissate

To undergo thickening or cause to thicken, as by boiling or evaporation; condense.

To thicken, as a fluid, by evaporation; bring to greater consistence by evaporation.

Thick; inspissated.

To thicken or bring to greater consistence, as fluids by evaporation.

Thick or thickened; inspissated.

To thicken, especially by boiling, evaporation, or condensation; condense.

To become viscous.

make viscous or dense

become thick or thicker

make thick or thicker