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PM    音标拼音: [p'i'ɛm]
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PM
n 1: an examination and dissection of a dead body to determine
cause of death or the changes produced by disease [synonym:
{autopsy}, {necropsy}, {postmortem}, {post-mortem}, {PM},
{postmortem examination}, {post-mortem examination}]
2: a soft silvery metallic element of the rare earth group
having no stable isotope; was discovered in radioactive form
as a fission product of uranium [synonym: {promethium}, {Pm},
{atomic number 61}]
3: the person who holds the position of head of the government
in the United Kingdom [synonym: {Prime Minister}, {PM},
{premier}]
4: modulation of the phase of the carrier wave [synonym: {phase
modulation}, {PM}]

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  • AM and PM: What Do They Mean? - timeanddate. com
    AM means before noon This is the 12-hour period from midnight to noon PM means after noon It covers the 12 hours from noon to midnight Using numbers from 1 to 12, followed by am or pm, the 12-hour clock system identifies all 24 hours of the day
  • PM Pediatric Care | Find My Nearest PM Location
    PM Pediatric Urgent Care is the preferred urgent care provider of Nemours Children’s, allowing for a streamlined referral follow-up process between our urgent care and Nemours’ primary specialty care network This office is permanently closed Please visit us at one of our other nearby locations
  • What Do A. M. and P. M. Stand For? - Readers Digest
    The abbreviation p m stands for post meridiem, meaning “after noon” or “after midday ” This applies to all times from 12 p m to 11:59 p m While the origin of the terms can be traced back to
  • Meaning, Full Form of AM PM | Relation with 24-Hour clock - Cuemath
    AM and PM are the abbreviated terms for Ante Meridiem and Post Meridiem respectively While AM represents the time from midnight to 11:59 noon, and PM represents the time from 12 noon to 11:59 midnight
  • What do AM and PM mean? - World Time Clock Map
    In particular, AM stands for ante meridiem, which translates into English as ‘before midday’ Meanwhile, PM is post meridiem and means in English ‘after midday’ These abbreviations are used to identify the time in the 12-hour clock format instead of using 24 hours
  • What Do AM and PM Stand For? - Britannica
    The abbreviation am stands for ante meridiem, “before midday” in Latin, while pm means post meridiem, or “after midday ” The concept of a 12-hour clock has been around since ancient times
  • P. M. | definition in the Cambridge English Dictionary
    P M meaning: 1 used when referring to a time in the afternoon or evening or at night: 2 abbreviation for… Learn more
  • PM Definition Meaning - Merriam-Webster
    What does the abbreviation PM stand for? Meaning: phase modulation How to use pm in a sentence
  • What does AM and PM Mean? - WorldAtlas
    The a m is derived from the Latin term ante-meridiem which refers to "before noon," while p m is derived from post meridiem which means "past midday" Both the two periods have twelve hours which are numbered from 0 to 11, with 0 acting like 12
  • Prime Minister of India
    PM shares Sanskrit Subhashitam, seeks blessings of Maa Siddhidatri 27 Mar, 2026 The Prime Minister, Shri Narendra Modi, sought the blessings of Maa Siddhidatri and prayed to bless all her devotees with the attainment of their goals





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