isohyets
/ˈaɪsəhaɪɪts/
noun
- Plural of isohyet; lines on a map connecting places with equal rainfall.
- The isohyets on the chart showed a clear pattern of decreasing rain from east to west.
- Climatologists compare isohyets from different years to track changes in rainfall.
- The isohyets were closely spaced near the coast, indicating a sharp drop in precipitation.