optimumn.adj.

Brit.

/ˈɒptᵻməm/, U.S.

/ˈɑptəməm/

Inflections: Plural optimums, optima.

Origin: A borrowing from Latin. Etymons: Latin optimum, optimus.

Etymology: < classical Latin optimum the best, that which is best, use as noun of neuter singular of optimus best < a first element perhaps cognate with op- , ops power, ability, aid (see opulent adj.) + -imus , extended form of suffix forming superlatives (see -most suffix). Compare French optimum (1771 in an isolated attestation; otherwise from 1913). Compare also etymological note s.v. optimism n.

A. n.

The most favourable or advantageous condition, value, or amount.

ΘΚΠ

the world > life > biology > balance of nature > environment or habitat > [noun] > conditions of

optimum1848

thermoneutrality1881

normothermia1898

comfort zone1923

oligotrophy1928

saprobity1956

saprobic system1967

saprobicity1971

the mind > goodness and badness > quality of being good > quality of being the best > [noun] > for end result

optimism1795

optimality1944

optimum1955

1848 Commerc. Rev. South & West Apr. 396 It is here that the cultivation of the former [sc. the mulberry] attains its maximum of extent and its optimum of quality.

1881 tr. K. Semper Animal Life ii. 43 This may be briefly designated as the optimum [Ger. Optimum] of food.

1882 S. H. Vines tr. J. von Sachs Text-bk. Bot. (ed. 2) 747 An increase of the amount of carbonic acid present in the air, up to a certain limit (optimum [Ger. Optimum]), increases the evolution of oxygen.

1902 W. James Varieties Relig. Experience xi This..is my proper vocation, this is the optimum, the law, the life for me to live.

1955 J. R. Schultz & A. B. Cleaves Geol. in Engin. xvii. 416 It can be seen from the shape of the curves near optimum that moisture content is extremely critical in the compaction of soils.

1970 O. Dopping Computers & Data Processing xxii. 340 In many planning programs..time limitations make it impossible to reach the optimum and provide proof that this has been reached.

1992 D. J. Mabberley Trop. Rain Forest Ecol. (ed. 2) 202 Each species seeks optima in the current context of environmental conditions.

2002 Quality Progress Jan. 60 Goldratt believes an organization should focus on systemwide optimization, not the achievement of local optimums.

B. adj.

Best, most favourable, esp. under a particular set of circumstances; = optimal adj.

ΘΚΠ

the mind > goodness and badness > quality of being good > quality of being the best > [adjective]

highestOE

bestOE

firstlOE

greatest?c1225

of the besta1350

premiera1500

paramount1530

supremec1550

supreme1571

primer1589

top1647

nulli secundus1742

bestest1751

first class1819

beatemest1831

par excellence1839

première1844

first rate1853

beatenest1860

blue ribbon1860

optimum1885

optimal1890

class A1906

all-star1908

grade A1911

five-star1931

mostest1936

tip-topmost1937

the end1950

the most1953

1885 S. H. Vines Lect. Physiol. Plants 276 The minimum or zero point is the point at which the performance is just possible; the optimum point, at which it is carried on with the greatest activity.

1896 T. C. Allbutt et al. Syst. Med. I. 513 Experience alone can tell us the optimum temperature for a given kind of micro-organism.

1930 Economist 1 Nov. (Russ. Suppl.) 13/1 The question of the optimum size of such a farm is not quite settled.

1950 G. B. Shaw Farfetched Fables Pref. 98 The problem of optimum wealth distribution..will not yield to the well-intentioned Utopian amateurs.

1988 Studio News Apr. 18/3 The AUD range is fully compatible, giving optimum performance without re-alignment.

This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022).

单词	optimum
释义	optimumn.adj. Brit. /ˈɒptᵻməm/, U.S. /ˈɑptəməm/ Inflections: Plural optimums, optima. Origin: A borrowing from Latin. Etymons: Latin optimum, optimus. Etymology: < classical Latin optimum the best, that which is best, use as noun of neuter singular of optimus best < a first element perhaps cognate with op- , ops power, ability, aid (see opulent adj.) + -imus , extended form of suffix forming superlatives (see -most suffix). Compare French optimum (1771 in an isolated attestation; otherwise from 1913). Compare also etymological note s.v. optimism n. A. n. The most favourable or advantageous condition, value, or amount. ΘΚΠ the world > life > biology > balance of nature > environment or habitat > [noun] > conditions of optimum1848 thermoneutrality1881 normothermia1898 comfort zone1923 oligotrophy1928 saprobity1956 saprobic system1967 saprobicity1971 the mind > goodness and badness > quality of being good > quality of being the best > [noun] > for end result optimism1795 optimality1944 optimum1955 1848 Commerc. Rev. South & West Apr. 396 It is here that the cultivation of the former [sc. the mulberry] attains its maximum of extent and its optimum of quality. 1881 tr. K. Semper Animal Life ii. 43 This may be briefly designated as the optimum [Ger. Optimum] of food. 1882 S. H. Vines tr. J. von Sachs Text-bk. Bot. (ed. 2) 747 An increase of the amount of carbonic acid present in the air, up to a certain limit (optimum [Ger. Optimum]), increases the evolution of oxygen. 1902 W. James Varieties Relig. Experience xi This..is my proper vocation, this is the optimum, the law, the life for me to live. 1955 J. R. Schultz & A. B. Cleaves Geol. in Engin. xvii. 416 It can be seen from the shape of the curves near optimum that moisture content is extremely critical in the compaction of soils. 1970 O. Dopping Computers & Data Processing xxii. 340 In many planning programs..time limitations make it impossible to reach the optimum and provide proof that this has been reached. 1992 D. J. Mabberley Trop. Rain Forest Ecol. (ed. 2) 202 Each species seeks optima in the current context of environmental conditions. 2002 Quality Progress Jan. 60 Goldratt believes an organization should focus on systemwide optimization, not the achievement of local optimums. B. adj. Best, most favourable, esp. under a particular set of circumstances; = optimal adj. ΘΚΠ the mind > goodness and badness > quality of being good > quality of being the best > [adjective] highestOE bestOE firstlOE greatest?c1225 of the besta1350 premiera1500 paramount1530 supremec1550 supreme1571 primer1589 top1647 nulli secundus1742 bestest1751 first class1819 beatemest1831 par excellence1839 première1844 first rate1853 beatenest1860 blue ribbon1860 optimum1885 optimal1890 class A1906 all-star1908 grade A1911 five-star1931 mostest1936 tip-topmost1937 the end1950 the most1953 1885 S. H. Vines Lect. Physiol. Plants 276 The minimum or zero point is the point at which the performance is just possible; the optimum point, at which it is carried on with the greatest activity. 1896 T. C. Allbutt et al. Syst. Med. I. 513 Experience alone can tell us the optimum temperature for a given kind of micro-organism. 1930 Economist 1 Nov. (Russ. Suppl.) 13/1 The question of the optimum size of such a farm is not quite settled. 1950 G. B. Shaw Farfetched Fables Pref. 98 The problem of optimum wealth distribution..will not yield to the well-intentioned Utopian amateurs. 1988 Studio News Apr. 18/3 The AUD range is fully compatible, giving optimum performance without re-alignment. This entry has been updated (OED Third Edition, June 2004; most recently modified version published online March 2022). < n.adj.1848
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