mid

Từ điển American Heritage Dictionary 4th

I. mid¹ (mĭd)adj.
1. Middle; central.
2. Being the part in the middle or center:
in the mid Pacific.
3. Linguistics. Of, relating to, or being a vowel produced with the tongue in a position approximately intermediate between high and low, as the vowel in but. [Middle English, from Old English midd. See medhyo- in Indo-European Roots.] II. mid² (mĭd)prep.
Surrounded by; amid:
mid smoke and flame. [Alteration of amid.]