microsphere

noun mi·cro·sphere \ ˈmī-krə-ˌsfir \
|Updated on: 10 Jun 2018

Definition of microsphere

: a minute sphere

microspherical

play \ˌmī-krə-ˈsfir-i-kəl, -ˈsfer-\ adjective

Recent Examples of microsphere from the Web

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First Known Use of microsphere

1894

in the meaning defined above

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Medical Dictionary

microsphere

noun mi·cro·sphere \ -ˌsfir \

medical Definition of microsphere

: a spherical shell that is usually made of a biodegradable or resorbable plastic polymer, that has a very small diameter usually in the micron or nanometer range, and that is often filled with a substance (as a drug or antibody) for release as the shell is degraded

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