单词 | orbital index |
释义 | orbital index in American English the ratio of the greatest height of the orbital cavity to its greatest breadth, times 100 orbital index in American Englishnoun Biology the ratio of the maximum breadth to the maximum height of the orbital cavity multiplied by 100 Word origin [1875–80]This word is first recorded in the period 1875–80. Other words that entered Englishat around the same time include: graph, hat trick, knockabout, slime mold, weekendExamples of 'orbital index' in a sentence |
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