petr-

American  

1. variant of petro- before a vowel.

   petrous.

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Usage

What does petr- mean? Petr- is a combining form used like a prefix meaning “rock” or "stone." It is very rarely used in scientific terms.Petr- comes from Greek pétra, meaning “rock.” Two Latin translations of pétra are lapis and saxum, both meaning “stone,” which are the roots of terms such as lapis lazuli and saxifrage, respectively. To learn more, check out our entries for both words.What are variants of petr-?When combined with words or word elements that begin with certain consonants, petr- becomes petri-. Another variant of petr- is petro-. Want to know more? Read our Words That Use petri- and petro- articles.

Example Sentences

“Our goal is to safeguard what we have,” said Petr Gramatik, Barentsburg’s 24-year-old Russian Orthodox priest.

From The Wall Street Journal

They are figure skater Petr Gumennik, cross-country skiers Savelii Korostelev and Dariya Nepryaeva, and speed skater Kseniia Korzhova.

From BBC

Chelsea had hoped to build for the long term around Tuchel, who had close working relationships with director Marina Granovskaia and technical adviser Petr Cech, but UK government sanctions led to the end of the Abramovich‑era leadership.

From BBC

But Zelensky said during a press conference with Czech President Petr Pavel that all of those units "require constant supplies of missiles".

From Barron's

This is likely a portrait of Petr I of Rožmberk, whose family arms are set next to him.

From The Wall Street Journal