meso-

American  

1. a combining form meaning “middle,” used in the formation of compound words.

   mesocephalic.

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meso- British  

combining form

1. middle or intermediate

   mesomorph

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Etymology

Origin of meso-

Combining form representing Greek mésos middle, in the middle; akin to Latin medius; see mid ¹

Example Sentences

There is now a fine-grained division of blogging into macro-, meso- and microblogging.

From Scientific American • Jul. 10, 2012

For a decade now, however, the world heritage committee has positively encouraged nominations from countries in meso- and south America, Asia, Africa and the Arab world.

From The Guardian • Aug. 4, 2010

Ostiole: in Heteroptera, the openings at the sides of meso- and meta- thorax, through which an odoriferous fluid is excreted.

From Explanation of Terms Used in Entomology by Smith, John. B.

Neural canal: an incomplete tunnel on the floor of meso- and metathorax, formed by fusion of apodemes, serving for the reception and protection of the ventral nerve cord and for the attachment of muscles.

From Explanation of Terms Used in Entomology by Smith, John. B.

These layers are known as epi-, meso-, and hypo-blast; and from each one of them arise certain portions of the body, and certain portions only.

From Science and Morals and Other Essays by Windle, Bertram Coghill Alan, Sir