Amn.²

Brit.

/ˌeɪˈɛm/, U.S.

/ˌeɪˈɛm/

Forms: 1900s– A M (irregular), 1900s– Am.

Origin: Formed within English, by clipping or shortening. Etymon: americium n.

Etymology: Symbolic abbreviation for americium n.

Chemistry.

The element americium.

ΘΚΠ

the world > matter > chemistry > elements and compounds > metals > specific elements > americium > [noun]

Am1946

americium1946

1946 N.Y. Times 11 Apr. 15/4 The two newest trans-uranium elements to be created have been named, respectively, Americium..and curium..it was announced by Professor Seaborg, the chemical symbols for these new elements are A M and C M.

1946 G. T. Seaborg in Chem. & Engin. News 10 May 1197/3 We suggest for element 95, with its six 5f electrons, the name ‘americium’, symbol Am.

1988 F. A. Cotton & G. Wilkinson Adv. Inorg. Chem. (ed. 5) xxi. 1012 The hydride systems of Np, Pu, and Am are more like that of thorium than that of uranium.

2005 Metal Ions in Biol. Syst. 44 212 The most stable, and only environmentally important, oxidation state of Am is III.

This is a new entry (OED Third Edition, June 2011; most recently modified version published online December 2021).

a.m.adv.n.¹

Brit.

/ˌeɪˈɛm/, U.S.

/ˌeɪˈɛm/

Forms: 1600s– a.m., 2000s– am (without points). Also with capital initials.

Origin: A borrowing from Latin. Etymon: Latin a.m.

Etymology: < post-classical Latin a.m. (1596 or earlier), initialism < classical Latin ante merīdiem ante meridiem adv. Compare slightly earlier p.m. adv.

A. adv.

Before noon; = ante meridiem adv.Characteristically following a statement of time, to distinguish it from p.m. (p.m. adv.).

ΘΚΠ

the world > time > day and night > day or daytime > morning > [adverb]

earlyOE

orOE

ereOE

amornOE

amorrowc1275

rathec1275

betimea1300

morningc1325

of (also in, on) morningsc1395

a-morninga1400

a-morningsc1400

betimes1481

morningly1560

in the morning1562

ante meridiem1563

timeous1566

rare1574

in a morning1591

rearly1596

timeouslyc1600

mornly1605

a.m.1651

rear1714

antemeridian1770

bright and early1805

matutinely1833

matutinally1897

ack emma1918

1651 N. Culpeper Ephemeris for 1652 13 The time of the Eclipse and Position of Heaven at the time at London is this [in figure] D. H. M. March 29. 10. 1. A.M.

1763 W. Borlase in Philos. Trans. 1752 (Royal Soc.) 52 507 At ten A.M. the driver of a plough..laden with tin..found himself and the plough, on a sudden, surrounded by the sea.

1824 Lancet 4 Jan. 21/1 11a.m.—Very thirsty... Bowels not opened since 3 a.m.

1925 St. Nicholas Nov. 132/2 She would pass over Zanesville at 4 A.M., Eastern Standard time.

1955 Times 9 May 5/5 At 2.50 a.m...the stolen car approached.

2011 N.Y. Mag. 9 May 56/3 They start around 3:30 or 4 A.M. loading up the brown package cars used to make deliveries.

B. n.¹

colloquial. The morning; a morning. Cf. p.m. n.¹

ΘΚΠ

the world > time > day and night > day or daytime > morning > [noun]

morn-tideeOE

mornOE

undermealOE

morrowlOE

yeender12..

morningc1275

morrow-tidec1300

morn-whilea1325

morningc1400

forenoon1511

morning-tide1530

matins1604

ante-noon1686

mane1727

a.m.1757

ack emma1909

1757 I. Fletcher Diary 13 Mar. (1994) 25 At Meeting in the a.m.

1840 Universalist & Ladies' Repository Feb. 360/2 Public services were held in the A. M.

1925 E. F. Norton in E. F. Norton et al. Fight for Everest: 1924 i. iv. 81 Overcast and warm, light snow in early a.m.

1946 A. P. Crary Jrnl. 14 Apr. in Roswell Rep. (1995) App. 17. 1 Down to lab this am with Joe looking for G9A files.

2004 D. Smiedt Are we there Yet? xii. 239 I made it back to the hotel somewhere in the am.

This entry has been updated (OED Third Edition, June 2021; most recently modified version published online March 2022).

> as lemmas

AM n. Radio amplitude modulation; cf. F.M. n. at F n. Initialisms 3a.

ΘΚΠ

society > communication > broadcasting > radio broadcasting > [noun] > radio transmission

AM1939

1939 Fortune Oct. 86/3 In a clumsy attempt to blank out static in its service area an AM station must increase the strength of its signal to thirty or forty times greater than the strength of the noise.

1962 E. Snow Other Side of River (1963) xlvi. 352 The hi-fi set and typewriter have already been stolen and only a worthless AM set remains.

2006 Church Times 17 Nov. 15/2 The transfer of the Daily Service at 9.45 a.m. from AM/FM to Long Wave disenfranchised many of us.

A.M. adv. [graphic abbreviation of post-classical Latin anno mundi in the year of the world (11th cent.)] used before (or occasionally after) a date to indicate that it comes the specified number of years after the creation of the world, according to biblical chronology.

ΚΠ

1596 T. Bell Suruey Popery iii. i. 94 (table) A.M. 3426.

1651 C. Hoole Latine Gram. i. 8 A.M. Anno mundi, In the year of the World.

1784 P. Oliver Script. Lexicon 2 The second son of Adam, who was slain by his brother Cain; supposed to be slain, A.M. 130.

1865 W. A. Baker Day & Hour x. 144 Archbishop Usher..places the nativity in the year A.M. 4000 and the nativity in the year A.M. 4004.

1987 J. T. Fraser Time, Familiar Stranger ii. 93 Putting it all together, today fills in the year 5747 a.m. (Anno Mundi, as calculated in the Jewish and traditional Christian chronology).

A.M. n. [graphic abbreviation of post-classical Latin artium magister (1440 in a British source)] now chiefly U.S. Master of Arts (cf. M.A. n. at M n. Initialisms 2a).

ΚΠ

1664 T. Lawrence Mercurius Centralis (title page) Sent in a Letter to Thomas Brown, M.D. By Tho. Lawrence, A.M.

1684 T. Creech tr. Theocritus Idylliums sig. A2 To His Honoured Friend Arthur Charlet A.M. Fellow of Trinity College in Oxon.

1726 W. Law Absolute Unlawfulness Stage-entertainment (title page) The absolute unlawfulness of the stage-entertainment fully demonstrated. By William Law, A.M.

1837 Confessions of French Catholic Priest (title page) Edited by Samuel F. B. Morse, A.M. Professor, &c. &c., in the University of the City of New-York.

1915 C. E. Hughes in Sesquicentennial Brown University 185 The repute of the University was being endangered by the low standard of scholarship required for the degrees of A.M. and A.B.

1995 B. Edmonston & C. Schultze Modernizing U.S. Census 459 She has an A.M. degree in Sociology from the University of Chicago.

单词	am
释义	Amn.² Brit. /ˌeɪˈɛm/, U.S. /ˌeɪˈɛm/ Forms: 1900s– A M (irregular), 1900s– Am. Origin: Formed within English, by clipping or shortening. Etymon: americium n. Etymology: Symbolic abbreviation for americium n. Chemistry. The element americium. ΘΚΠ the world > matter > chemistry > elements and compounds > metals > specific elements > americium > [noun] Am1946 americium1946 1946 N.Y. Times 11 Apr. 15/4 The two newest trans-uranium elements to be created have been named, respectively, Americium..and curium..it was announced by Professor Seaborg, the chemical symbols for these new elements are A M and C M. 1946 G. T. Seaborg in Chem. & Engin. News 10 May 1197/3 We suggest for element 95, with its six 5f electrons, the name ‘americium’, symbol Am. 1988 F. A. Cotton & G. Wilkinson Adv. Inorg. Chem. (ed. 5) xxi. 1012 The hydride systems of Np, Pu, and Am are more like that of thorium than that of uranium. 2005 Metal Ions in Biol. Syst. 44 212 The most stable, and only environmentally important, oxidation state of Am is III. This is a new entry (OED Third Edition, June 2011; most recently modified version published online December 2021). a.m.adv.n.¹ Brit. /ˌeɪˈɛm/, U.S. /ˌeɪˈɛm/ Forms: 1600s– a.m., 2000s– am (without points). Also with capital initials. Origin: A borrowing from Latin. Etymon: Latin a.m. Etymology: < post-classical Latin a.m. (1596 or earlier), initialism < classical Latin ante merīdiem ante meridiem adv. Compare slightly earlier p.m. adv. A. adv. Before noon; = ante meridiem adv.Characteristically following a statement of time, to distinguish it from p.m. (p.m. adv.). ΘΚΠ the world > time > day and night > day or daytime > morning > [adverb] earlyOE orOE ereOE amornOE amorrowc1275 rathec1275 betimea1300 morningc1325 of (also in, on) morningsc1395 a-morninga1400 a-morningsc1400 betimes1481 morningly1560 in the morning1562 ante meridiem1563 timeous1566 rare1574 in a morning1591 rearly1596 timeouslyc1600 mornly1605 a.m.1651 rear1714 antemeridian1770 bright and early1805 matutinely1833 matutinally1897 ack emma1918 1651 N. Culpeper Ephemeris for 1652 13 The time of the Eclipse and Position of Heaven at the time at London is this [in figure] D. H. M. March 29. 10. 1. A.M. 1763 W. Borlase in Philos. Trans. 1752 (Royal Soc.) 52 507 At ten A.M. the driver of a plough..laden with tin..found himself and the plough, on a sudden, surrounded by the sea. 1824 Lancet 4 Jan. 21/1 11a.m.—Very thirsty... Bowels not opened since 3 a.m. 1925 St. Nicholas Nov. 132/2 She would pass over Zanesville at 4 A.M., Eastern Standard time. 1955 Times 9 May 5/5 At 2.50 a.m...the stolen car approached. 2011 N.Y. Mag. 9 May 56/3 They start around 3:30 or 4 A.M. loading up the brown package cars used to make deliveries. B. n.¹ colloquial. The morning; a morning. Cf. p.m. n.¹ ΘΚΠ the world > time > day and night > day or daytime > morning > [noun] morn-tideeOE mornOE undermealOE morrowlOE yeender12.. morningc1275 morrow-tidec1300 morn-whilea1325 morningc1400 forenoon1511 morning-tide1530 matins1604 ante-noon1686 mane1727 a.m.1757 ack emma1909 1757 I. Fletcher Diary 13 Mar. (1994) 25 At Meeting in the a.m. 1840 Universalist & Ladies' Repository Feb. 360/2 Public services were held in the A. M. 1925 E. F. Norton in E. F. Norton et al. Fight for Everest: 1924 i. iv. 81 Overcast and warm, light snow in early a.m. 1946 A. P. Crary Jrnl. 14 Apr. in Roswell Rep. (1995) App. 17. 1 Down to lab this am with Joe looking for G9A files. 2004 D. Smiedt Are we there Yet? xii. 239 I made it back to the hotel somewhere in the am. This entry has been updated (OED Third Edition, June 2021; most recently modified version published online March 2022). > as lemmas AM AM n. Albert Medal. ΚΠ 1918 Times 6 Sept. 3/2 It is notified in Army Orders that officers..who have been awarded the Albert Medal are now entitled to add the distinctive letters ‘A.M.’ after their names. 2005 C. McCreery Order of Canada p. xviii. (table) British Bravery Decorations. AM Albert Medal. GM George Medal [etc.]. extracted from An. AM AM n. Radio amplitude modulation; cf. F.M. n. at F n. Initialisms 3a. ΘΚΠ society > communication > broadcasting > radio broadcasting > [noun] > radio transmission AM1939 1939 Fortune Oct. 86/3 In a clumsy attempt to blank out static in its service area an AM station must increase the strength of its signal to thirty or forty times greater than the strength of the noise. 1962 E. Snow Other Side of River (1963) xlvi. 352 The hi-fi set and typewriter have already been stolen and only a worthless AM set remains. 2006 Church Times 17 Nov. 15/2 The transfer of the Daily Service at 9.45 a.m. from AM/FM to Long Wave disenfranchised many of us. extracted from An. A.M. A.M. adv. [graphic abbreviation of post-classical Latin anno mundi in the year of the world (11th cent.)] used before (or occasionally after) a date to indicate that it comes the specified number of years after the creation of the world, according to biblical chronology. ΚΠ 1596 T. Bell Suruey Popery iii. i. 94 (table) A.M. 3426. 1651 C. Hoole Latine Gram. i. 8 A.M. Anno mundi, In the year of the World. 1784 P. Oliver Script. Lexicon 2 The second son of Adam, who was slain by his brother Cain; supposed to be slain, A.M. 130. 1865 W. A. Baker Day & Hour x. 144 Archbishop Usher..places the nativity in the year A.M. 4000 and the nativity in the year A.M. 4004. 1987 J. T. Fraser Time, Familiar Stranger ii. 93 Putting it all together, today fills in the year 5747 a.m. (Anno Mundi, as calculated in the Jewish and traditional Christian chronology). extracted from An. A.M. A.M. n. [graphic abbreviation of post-classical Latin artium magister (1440 in a British source)] now chiefly U.S. Master of Arts (cf. M.A. n. at M n. Initialisms 2a). ΚΠ 1664 T. Lawrence Mercurius Centralis (title page) Sent in a Letter to Thomas Brown, M.D. By Tho. Lawrence, A.M. 1684 T. Creech tr. Theocritus Idylliums sig. A2 To His Honoured Friend Arthur Charlet A.M. Fellow of Trinity College in Oxon. 1726 W. Law Absolute Unlawfulness Stage-entertainment (title page) The absolute unlawfulness of the stage-entertainment fully demonstrated. By William Law, A.M. 1837 Confessions of French Catholic Priest (title page) Edited by Samuel F. B. Morse, A.M. Professor, &c. &c., in the University of the City of New-York. 1915 C. E. Hughes in Sesquicentennial Brown University 185 The repute of the University was being endangered by the low standard of scholarship required for the degrees of A.M. and A.B. 1995 B. Edmonston & C. Schultze Modernizing U.S. Census 459 She has an A.M. degree in Sociology from the University of Chicago. extracted from An. AM AM n. British Assembly Member; (the official abbreviation in English for) a member of the Welsh Assembly; cf. MWA n. at M n. Initialisms 3. ΚΠ 1999 EGi Web News Newswire (Nexis) 10 May [She]..has been elected to the New National Assembly for Wales as the Labour AM (Assembly Member) for Cardiff North. 2006 S. Wales Echo (Nexis) 29 Apr. 1 The Pontypridd AM was at an awards presentation at Tonyrefail Primary School. extracted from An. AM AM n. Member of the Order of Australia. ΚΠ 1976 Titles & Forms of Addr. (ed. 15) 2 A.M... Member of the Order of Australia. 2008 M. D. Prentis Conc. Compan. Aboriginal Hist. 79 He was awarded the AM in 1993. extracted from An. < n.²1946adv.n.¹1651 as lemmas
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Amn.2

a.m.adv.n.1

> as lemmas

Amn.²

a.m.adv.n.¹