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单词 maximal
释义

maximaladj.

Brit. /ˈmaksᵻml/, U.S. /ˈmæksəm(ə)l/
Origin: Either (i) a borrowing from French. Or (ii) formed within English, by derivation. Etymons: French maximal ; -al suffix1.
Etymology: Either < French maximal (1877 in Littré Suppl.) or independently < maxim- (in maximum n.) + -al suffix1, perhaps after minimal adj. Compare optimal adj.
1. Of or constituting a maximum; of the greatest possible size, duration, or capacity.
ΘΚΠ
the world > relative properties > quantity > greatness of quantity, amount, or degree > [adjective] > greatest in quantity, amount, or degree > maximum
uppermost1579
maxim1686
maximum1825
maximal1882
max1886
peak1903
maxed1978
1882 London Med. Rec. No. 36. 318 The average increase is equal to 8 millimètres maximal to 17 millimètres.
1883 Nature 8 Mar. 438 The maximal contraction of which the tissue is capable.
1898 T. C. Allbutt et al. Syst. Med. V. 470 It [sc. blood-pressure in the ventricle] slowly increases throughout the systole becoming maximal immediately prior to relaxation.
1915 A. Huxley Let. Oct. (1969) 84 These maximal horrors of war are really too unthinkably appalling.
1929 Jrnl. Amer. Med. Assoc. 92 44 It is during this time that the strength of the wound is developed up to a maximal point.
1951 M. McLuhan Mech. Bride 48/1 Professor Kinsey's book is a carte blanche for maximal genital activity.
1971 D. Crystal Linguistics 201 The sentence is the maximal unit of grammatical analysis.
1995 Daily Press (Virginia) 22 June 5/5 Most cases of syncope occurred in girls standing next to the stage, where squeezing is maximal.
2. Mathematics. Designating an element a of an ordered or partially ordered set such that there exists no element b in the set for which b > a, where ‘>’ represents the binary relation defined on the set.
ΚΠ
1897 Ann. Math. 11 169 It remains therefore to prove that, aside from the two exceptional cases, H is a maximal self-conjugate sub-group of I′.
1916 G. A. Miller et al. Theory & Applic. Finite Groups ii. 40 G transforms the conjugates of G1..according to a primitive group whenever G1 is maximal.
1937 R. D. Carmichael Introd. Theory Groups of Finite Order iii. 82 There is at least one maximal subgroup of G which does not contain S.
1960 P. Suppes Axiomatic Set Theory viii. 244 A is a maximal chain in B if and only if A is a chain in B and there is no chain C in B such that AC.
1990 Q. Jrnl. Math. 41 180 The torsion free rank of an abelian group is the cardinality of a maximal independent subset of elements of infinite order.
This entry has been updated (OED Third Edition, March 2001; most recently modified version published online March 2022).
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