absorption

noun

ab·​sorp·​tion əb-ˈsȯrp-shən 

-ˈzȯrp-

1

a

: the process of absorbing something or of being absorbed

absorption of water

compare adsorption

b

: interception of radiant energy or sound waves

2

: entire occupation of the mind

his absorption in his work

absorptive

əb-ˈsȯrp-tiv 

-ˈzȯrp-

adjective

Synonyms of absorption

• immersion
• attention
• concentration

Examples of absorption in a Sentence

forgot to return the phone call due to his absorption in setting up the new computer system

Recent Examples on the Web

Spicules can boost ingredient absorption, exfoliate the surface and trigger a mild repair response that supports collagen production and cell turnover over time. — Hanna Wickes, Charlotte Observer, 27 July 2026

Even if eggs are boiled or poached, pairing them with healthy fats like avocado or nuts can provide the fat needed to support vitamin D absorption. — Morgan Pearson, Verywell Health, 26 July 2026

The Best Time to Water Plants Water your plants early in the morning to ensure proper water absorption and avoid plant diseases or burn. — Melissa Epifano, The Spruce, 26 July 2026

According to the Army, the team wants to gather information on EM penetration depth, absorption mechanics, and see if any heat builds up in particular areas. — Christopher McFadden, Interesting Engineering, 25 July 2026

Word History

Etymology

borrowed from French & Late Latin; French, borrowed from Late Latin absorptiōn-, absorptiō, from absorbēre "to absorb" + -tiōn-, -tiō, suffix of action nouns

First Known Use

1597, in the meaning defined at sense 1a

Phrases Containing absorption

• absorption band
• absorption line
• absorption spectrum
• self-absorption

Rhymes for absorption

• adsorption
• desorption
• resorption
• chemisorption
• malabsorption
• reabsorption
• sorption

Kids Definition

absorption

noun

ab·​sorp·​tion əb-ˈsȯrp-shən 

-ˈzȯrp-

1

: the process of absorbing or being absorbed: as

a

: the passing of digested food through the wall of the intestines into the blood or lymph

b

: the stopping and taking in especially of radiant energy or sound waves

2

: entire occupation of the mind

absorptive

-ˈsȯrp-tiv 

-ˈzȯrp-

adjective

Medical Definition

absorption

noun

ab·​sorp·​tion əb-ˈsȯrp-shən, -ˈzȯrp- 

1

: the process of absorbing or of being absorbed

absorption of nourishment in the small intestine

compare adsorption

2

: interception of radiant energy or sound waves

Legal Definition

absorption

noun

ab·​sorp·​tion

: the application to the states of rights guaranteed by the U.S. Constitution

while Powell [v. Alabama] was sometimes described as having absorbed the right to counsel, the Court there clearly limited any such absorption

—W. R. LaFave and J. H. Israel