"soft food for infants," late 14c., from Old French pape "watered gruel," from Latin pappa, a widespread word in children's language for "food" (Middle High German and Dutch pap, German Pappe, Spanish, Portuguese papa, Italian pappa), imitative of an infant's noise when hungry; possibly associated with pap (n.2). Meaning "over-simplified idea" first recorded 1540s.
pap (n.2)
"nipple of a woman's breast," c. 1200, first attested in Northern and Midlands writing, probably from a Scandinavian source (not recorded in Old Norse, but compare dialectal Swedish pappe), from PIE imitative root *pap- "to swell" (cognates: Latin papilla "nipple," papula "a swelling, pimple;" Lithuanian papas "nipple").
pap (n.3)
"older man," 1844, shortening of papa.
例文
1. Singapore has been dominated by the PAP since the 1960 s.
PAP は1960年代からシンガポールを統治してきた。
2.A Pap test looks for abnormal cervical cells that could become cancer.
Pap 検出癌に転移する可能性のある異常な子宮頸細胞を観察することができる。
3. PAP is a kind of broadspectrum antivirus protein.
商陸抗ウイルスタンパク質（ PAP ）は広範な植物抗ウイルスタンパク質である。
4. Pap tests have saved countless lives.
Pap 検出は多くの人の命を救った。
5. PAP increased，survival time is shorttcr and MDA content increased after L-NNA infosion.
L-NNA注入後にショック後 PAP が顕著に増加し、生存時間を短縮し、血中MDA含有量を明らかに増加させた。