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单词 ortho-
释义
ortho- or orth-
pref.
1. Straight; upright; vertical: orthotropous.
2. Perpendicular: orthorhombic.
3. Correct; correction: orthopsychiatry.
4. The most fully hydrated form of an acid or of its salts: orthoboric acid.
5. Of or relating to one of three possible isomers of a benzene ring with two attached chemical groups in which the carbon atoms with attached groups are adjacent: ortho-dibromobenzene.

[Middle English, from Old French, from Latin, from Greek, from orthos, straight, correct, right.]
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更新时间:2024/9/20 0:30:20