What does "mid" mean?

Mid: Occupying a middle position; middle; as, the mid finger; the mid hour of night.

Additional senses

  1. 2.(Phon.) Made with a somewhat elevated position of some certain part of the tongue, in relation to the palate; midway between the high and the low; -- said of certain vowel sounds; as, a (ale), ê (êll), o (old). See Guide to Pronunciation, §§ 10, 11. Note: Mid is much used as a prefix, or combining form, denoting the middle or middle part of a thing; as, mid-air, mid-channel, mid-age, midday, midland, etc. Also, specifically, in geometry, to denote a circle inscribed in a triangle (a midcircle), or relation to such a circle; as, mid-center, midradius.
  2. 3.Middle. [Obs.] About the mid of night come to my tent. Shak.
  3. 4.See Amid.

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