absorptiveness
n.n. the ability of a material to take in or soak up something, like water or heat. It describes how much of a substance a surface can hold.
n. the property of a material that allows it to take in or soak up another substance, such as water, light, or sound. Often used in scientific contexts to describe the efficiency of a medium in capturing energy or matter.
The absorptiveness of the fabric makes it perfect for summer clothes.
Engineers tested the absorptiveness of various materials to find the best one for the solar panels.
The high absorptiveness of the black paint ensured that the building's exterior reached dangerous temperatures during the midday sun.
From absorptive + -ness.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Last updated May 18, 2026