- (British) IPA: /əbˈzɔːp.ʃn̩/, /əbˈsɔːp.ʃn̩/
- (America) IPA: /æbˈsɔɹp.ʃn̩/, /æbˈzɔɹp.ʃn̩/, /əbˈzɔɹp.ʃn̩/, /əbˈsɔɹp.ʃn̩/
- The act or process of absorbing or of being absorbed as,
- (obsolete) engulfing; swallowing up, as of bodies or land. [Attested from the late 16th century until the mid 18th century.]
- assimilation; incorporation. [First attested in the mid 18th century.]
- the absorption of a smaller tribe into a larger
- the absorption of bodies in a whirlpool
- (chemistry, physics) the imbibing or reception by molecular or chemical action, of radiant energy; the process of being neutrons being absorbed by the nucleus; interception. [First attested in the mid 18th century.]
- the absorption of light, heat, electricity, etc.
- (meteorology) The process in which incident radiant energy is retained by a substance (such as an air mass) by conversion to some other form of energy (such as heat).
- (physiology) in living organisms, the process by which the materials of growth and nutrition are absorbed and conveyed to the tissues and organs; taking in by various means, such as by osmosis. [First attested in the mid 18th century.]
- Entire engrossment or occupation of the mind. [First attested in the mid 19th century.]
- absorption in some employment
- Mental assimilation. [First attested in the mid 20th century.]
- (electrical engineering) The retaining of electrical energy for a short time after it has been introduced to the dielectric.