male parent, begetter, patriarch, paterfamilias
- ‘Pa is busy on the telephone’
- ‘my pa was no farmer’
- ‘Most girls around town were married by sixteen, just as soon as they finished their schooling, or earlier if they or their pas thought it necessary.’
- ‘We were almost finished laying the irrigation for the "garden," as my Pa called it - it was actually 2 acres.’
- ‘Pa was 45 when I was born so I didn't really realize it but he was more like a grandfather than a dad to me.’
Early 19th century abbreviation of papa.
The chemical element protactinium.
1Pennsylvania (in official postal use).
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