A-b Definition

letter

The first letter of the English alphabet, called a and written in the Latin script.

Apple starts with A.
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numeral

The ordinal number first, derived from this letter of the English alphabet, called a and written in the Latin script.

The item A is "foods", the item B is "drinks".
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symbol
The highest rank on any of various scales that assign letters.
We assign each item inspected a rating from A through G, depending on various factors.
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(education) The highest letter grade assigned (disregarding plusses and minuses).
I was so happy to get an A on that test.
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(music) A tone three fifths above C in the cycle of fifths; the sixth tone of the C major scale; the first note of the minor scale of A minor; the reference tone that occurs at exactly 440 Hz; the printed or written note A; the scale with A as its keynote.

Orchestras traditionally tune to a concert A.
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(medicine) A blood type that has a specific antigen that aggravates the immune response in people with type B antigen in their blood. They may receive blood from type A or type O, but cannot receive blood from AB or B.

My blood type is A negative.
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(chemistry) Mass number.
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abbreviation

Ace.

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Acre.

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Adult; as used in film rating.

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Ammeter.

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(physics) Angstrom.

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Origin of A-b

  • From Middle English and Old English upper case letter A and split of Middle English and Old English upper case letter Æ.

    From Wiktionary

A-b Sentence Examples

  • He was a born adventurer, going to sea at the age of 17 and serving before the mast as A.B.

  • An Orthodox bishop, vested for the holy liturgy, wears over his cassock - (i) the rnxcipcov, or alb (q.v.); the E7nrpay,Acov, or stole (q.v.); (3) the a narrow stuff girdle clasped behind, which holds together the two vestments above named; (4) the E7 n, uaviexa, liturgical cuffs, corresponding, possibly, to the pontifical gloves of the West;' (5) the i 7rtyovarcov, a stiff lozengeshaped piece of stuff hanging at the right side by a piece of riband from the girdle or attached to the o-AKKos, the equivalent of the Western maniple (q.v.); (6) the like the Western dalmatic (q.v.), worn instead of the 4acv6Acov, or chasuble; (7) the c?µocp6pcov, the equivalent of the Western pallium (q.v.).

  • Since (ab) = a l b 2 -a 2 b l, that this may be the case each form must be linear; and if the forms be different (ab) is an invariant (simultaneous) of the two forms, its real expression being aob l -a l b 0.

  • For the quartic (ab) 4 = (aib2-a2b,) alb2 -4a7a2blb2+64a2 bib2 - 4a 1 a 2 b 7 b 2 + a a b i = a,a 4 - 4ca,a 3 +6a2 - 4a3a3+ aoa4 = 2(a 0 a 4 - 4a1a3 +e3a2), one of the well-known invariants of the quartic.

  • To represent the simplest perpetuant, of weight 7, we may take as base either A2B 1 B 2 or A l A 2 B2, and since Ai+Bi =o the former is equivalent to A 2 ArB 2 and the latter to A 2 B i B2; so that we have, (1 -f-aix) (1 + a2x).

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