| 单词 | quinquagenarian |
| 释义 | quin·qua·ge·nar·i·an (kwĭng′kwə-jə-nârē-ən)n. A person 50 years old, or in his or her fifties. adj. Of or characteristic of a person in his or her fifties. [From Latin quīnquāgēnārius, containing fifty, from quīnquāgēnī, fifty each, from quīnquāgintā, fifty; see penkwe in the Appendix of Indo-European roots.] |
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