isograd

[ ī′sə-grăd′ ]

A line on a map connecting points on the Earth where metamorphism of rocks occurred under the same pressure and temperature conditions. These lines are established on the basis of the distribution of index minerals and are useful in reconstructing the tectonic history of a given region.

QUIZZES

THIS WEEK’S WORD OF THE DAY QUIZ IS POSITIVELY FELICIFIC

Do you study our Words of the Day with great assiduity? See how many you remember from March 30 to April 5!

Question 1 of 7

transliterate

to remove or destroy all traces of.

to change (letters, words, etc.), into corresponding characters of another alphabet or language.

to explain in terms that can be more easily understood.

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Words nearby isograd

isogon, isogonal, isogonal line, isogonic, isogonic line, isograd, isogradient, isograft, isogram, isograph, isogriv