| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024pet•ro (pe′trō),USA pronunciation adj. - of or pertaining to petroleum or the petroleum industry.
n. - British Terms[Canadian.]the federally owned petroleum industry.
- independent use of petro-2 1970–75
: - a combining form meaning "rock,'' "stone,'' used in the formation of compound words:petrology.
Also, petri-;
[esp. before a vowel,] petr-. - Greek, combining form of pétra rock, pétros a stone
: - a combining form meaning "petroleum,'' "the extraction and export of petroleum,'' used in the formation of compound words:petrochemistry; petropower.
WordReference Random House Learner's Dictionary of American English © 2024petro-1 ,prefix. - petro- comes from Greek, where it has the meaning "rock, stone'':petro- + -ology → petrology (= the study of rocks or stone).
petro-2 ,prefix. - petro- is taken from petroleum and is used to form compounds:petro- + chemistry → petrochemistry;petro- + power → petropower (= power derived from petroleum).
Collins Concise English Dictionary © HarperCollins Publishers:: petro-, (before a vowel)petr- combining form - indicating stone or rock: petrology
- indicating petroleum, its products, etc: petrochemical
- of or relating to a petroleum-producing country: petrostate
Etymology: from Greek petra rock or petros stone |