| 单词 | protactic |
| 释义 | Definition of protactic in English:protacticadjective prə(ʊ)ˈtaktɪk rare
OriginEarly 19th century; earliest use found in Noah Webster (1758–1843), lexicographer. From pro- + tactic, after Hellenistic Greek προτακτικός placed in front, used as a prefix. Definition of protactic in US English:protacticadjectiveprə(ʊ)ˈtaktɪk rare
OriginEarly 19th century; earliest use found in Noah Webster (1758–1843), lexicographer. From pro- + tactic, after Hellenistic Greek προτακτικός placed in front, used as a prefix. |
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