List of 12-letter words containing

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There are 11 twelve-letter words containing ETROG

PETROGENESES	• petrogeneses n. Plural of petrogenesis. • PETROGENESIS n. formation or development of rocks.
PETROGENESIS	• petrogenesis n. The branch of petrology dealing with the origin of igneous rocks. • PETROGENESIS n. formation or development of rocks.
PETROGENETIC	• petrogenetic adj. (Geology) Of or pertaining to petrogenesis, the creation of new rock. • PETROGENETIC adj. relating to petrogenesis.
PETROGLYPHIC	• petroglyphic adj. Of or pertaining to petroglyphy. • PETROGLYPHIC adj. of or like a petroglyph, an ancient rock-carving.
PETROGRAPHER	• petrographer n. A person practicing petrography. • PETROGRAPHER n. a practitioner of petrography.
PETROGRAPHIC	• petrographic adj. Relating to petrographs. • petrographic adj. Relating to petrography. • PETROGRAPHIC adj. relating to petrography, also PETROGRAPHICAL.
RETROGRADELY	• retrogradely adv. (Sciences) With a backward motion. • RETROGRADE adv. going backwards.
RETROGRADING	• retrograding v. Present participle of retrograde. • RETROGRADE v. to cause to go back.
RETROGRESSED	• retrogressed v. Simple past tense and past participle of retrogress. • RETROGRESS v. to show backward movement, degenerate.
RETROGRESSES	• retrogresses v. Third-person singular simple present indicative form of retrogress. • RETROGRESS v. to show backward movement, degenerate.
TRIMETROGONS	• trimetrogons n. Plural of trimetrogon. • TRIMETROGON n. a technique of aerial photography using three cameras, which increases the range and detail of the coverage.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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English Wiktionary: 23 words
Scrabble in French: 13 words
Scrabble in Spanish: 11 words
Scrabble in Italian: 15 words
Scrabble in German: no word
Scrabble in Romanian: 24 words

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