a

A,

first letter of the alphabetalphabet
[Gr. alpha-beta, like Eng. ABC], system of writing, theoretically having a one-for-one relation between character (or letter) and phoneme (see phonetics). Few alphabets have achieved the ideal exactness.
..... Click the link for more information. . A is a usual symbol for a low central vowel, as in father; the English long a (ā) is pronounced as a diphthong of ĕ and y. The corresponding letter of the Greek alphabet is named alpha. Alpha and omega, the last letter of the Greek alphabet, symbolize the beginning and the end and, in the New Testament, Christ. In musical notationmusical notation,
symbols used to make a written record of musical sounds.
Two different systems of letters were used to write down the instrumental and the vocal music of ancient Greece. In his five textbooks on music theory Boethius (c.A.D. 470–A.D.
..... Click the link for more information. the letter is the symbol of a note in the scale.

a

(electricity) ampere (physics) atto-

A

(electricity) ampere (mechanics) angstrom

Å

(mechanics) angstrom

A

1. Abbr. for ampere, a unit of electric current. 2. Abbr. for area.

dB(A)

A unit of sound-level; a reading taken on the A-scale of a sound-level meter.

a

, A the first in a series, esp the highest grade or mark, as in an examination

A

accommodation; adenine or adenosine; alanine; ampere; anode; anterior; (as a subscript) alveolar gas. See also point A">point A">point A.

A

absorbance, activity (radioactivity), area, mass number.

ā

(L.) an´te (before).

α

alpha, the first letter of the Greek alphabet, often used to indicate the first member of a series, such as the α chain of hemoglobin. See also terms beginning alpha.

A

1. Abbreviation for ampere; adenine; alanine; alanyl. 2. As a subscript, refers to alveolar gas. 3. Symbol (usually capitalized italic, A) for absorbance. 4. Symbol for adenosine or adenylic acid in polynucleotides; alanine or alanyl in polypeptides. 5. First substrate in a multisubstrate enzyme-catalyzed reaction.

A

Symbol for absorbance; affinity; Helmholtz energy.

a

1. Abbreviation for total acidity; ante; area; asymmetric; auris; artery; arteria [TA]. 2. Symbol for atto-. 3. As a subscript, refers to systemic arterial blood.

a

Symbol for specific absorption coefficient; abbreviation for absorptivity; activity.

A

abbr.1. adenine2. ampere3. or Å angstrom4. area

a

Abbreviation for:
absorptivity
acceleration
chemical activity
arterial blood gas
atto-

A

Abbreviation for:
abnormal
absorbance
accessory
acetum
actin
Actinomyces
adenine
adenosine
admittance Electricity
adrenaline
adriamycin
agar
akinetic
alanine
albino guinea pig
alcohol
allele
allergist
allergy
alternating current
alveolar gas
ampere
amphetamine
anaphylaxis
Angstrom
animal
anion
annealing
anterior
antigen
antinuclear antibody (ANA is more commonly used)
aqueous
area
arterial
arteriolar
asbestos
asparagine
atrial
atrium
assist
atropine
auricular
auris (ear)
axis
a regional street term for LSD ONDCP
mass number
radioactivity

A

Symbol for: 1. Actin.2. Adenine.3. Adrenaline.4. Adriamycin.5. Alanine.6. Ampere.7. Amphetamine.8. Anaphylaxis.9. Angstrom.10. Anion.11. Anterior.12. Aqueous.13. Area.14. Asparagine.15. Atrium.16. Auricular.17. Axis.

a

Symbol for: 1. Absorptivity.2. Acceleration.3. Chemical activity.4. Arterial blood gas.5. atto-.

°A

Abbreviation for degree absolute; replaced by K (kelvin).

V̊_A

Abbreviation for alveolar ventilation

A

Abbreviation for absolute; adenine; alanine; ampere.

A

Abbreviation for Helmholtz energy.

a

Abbreviation for absorptivity.

a

Abbreviation for specific absorption coefficient.

A

abbrev.

ABSORBANCE.
the nitrogenous base ADENINE in NUCLEIC ACIDS.
ALANINE.
ANGSTROM.

Å

abbrev. ANGSTROM.

A

Abbreviation for alanine; ampere.

Ā

Abbreviation for anion.

单词	“s” hormones
释义	DictionarySeehormoneEncyclopediaSee a A, first letter of the alphabetalphabet [Gr. alpha-beta, like Eng. ABC], system of writing, theoretically having a one-for-one relation between character (or letter) and phoneme (see phonetics). Few alphabets have achieved the ideal exactness. ..... Click the link for more information. . A is a usual symbol for a low central vowel, as in father; the English long a (ā) is pronounced as a diphthong of ĕ and y. The corresponding letter of the Greek alphabet is named alpha. Alpha and omega, the last letter of the Greek alphabet, symbolize the beginning and the end and, in the New Testament, Christ. In musical notationmusical notation, symbols used to make a written record of musical sounds. Two different systems of letters were used to write down the instrumental and the vocal music of ancient Greece. In his five textbooks on music theory Boethius (c.A.D. 470–A.D. ..... Click the link for more information. the letter is the symbol of a note in the scale. a (electricity) ampere (physics) atto- A (electricity) ampere (mechanics) angstrom Å (mechanics) angstrom A 1. Abbr. for ampere, a unit of electric current. 2. Abbr. for area. dB(A) A unit of sound-level; a reading taken on the A-scale of a sound-level meter. a , A the first in a series, esp the highest grade or mark, as in an examination ">hormone a A, first letter of the alphabetalphabet [Gr. alpha-beta, like Eng. ABC], system of writing, theoretically having a one-for-one relation between character (or letter) and phoneme (see phonetics). Few alphabets have achieved the ideal exactness. ..... Click the link for more information. . A is a usual symbol for a low central vowel, as in father; the English long a (ā) is pronounced as a diphthong of ĕ and y. The corresponding letter of the Greek alphabet is named alpha. Alpha and omega, the last letter of the Greek alphabet, symbolize the beginning and the end and, in the New Testament, Christ. In musical notationmusical notation, symbols used to make a written record of musical sounds. Two different systems of letters were used to write down the instrumental and the vocal music of ancient Greece. In his five textbooks on music theory Boethius (c.A.D. 470–A.D. ..... Click the link for more information. the letter is the symbol of a note in the scale. a (electricity) ampere (physics) atto- A (electricity) ampere (mechanics) angstrom Å (mechanics) angstrom A 1. Abbr. for ampere, a unit of electric current. 2. Abbr. for area. dB(A) A unit of sound-level; a reading taken on the A-scale of a sound-level meter. a , A the first in a series, esp the highest grade or mark, as in an examination A A A accommodation; adenine or adenosine; alanine; ampere; anode; anterior; (as a subscript) alveolar gas. See also point A">point A">point A. A absorbance, activity (radioactivity), area, mass number. ā (L.) an´te (before). α alpha, the first letter of the Greek alphabet, often used to indicate the first member of a series, such as the α chain of hemoglobin. See also terms beginning alpha. A 1. Abbreviation for ampere; adenine; alanine; alanyl. 2. As a subscript, refers to alveolar gas. 3. Symbol (usually capitalized italic, A) for absorbance. 4. Symbol for adenosine or adenylic acid in polynucleotides; alanine or alanyl in polypeptides. 5. First substrate in a multisubstrate enzyme-catalyzed reaction. A Symbol for absorbance; affinity; Helmholtz energy. a 1. Abbreviation for total acidity; ante; area; asymmetric; auris; artery; arteria [TA]. 2. Symbol for atto-. 3. As a subscript, refers to systemic arterial blood. a Symbol for specific absorption coefficient; abbreviation for absorptivity; activity. A abbr.1. adenine2. ampere3. or Å angstrom4. area a Abbreviation for: absorptivity acceleration chemical activity arterial blood gas atto- A Abbreviation for: abnormal absorbance accessory acetum actin Actinomyces adenine adenosine admittance Electricity adrenaline adriamycin agar akinetic alanine albino guinea pig alcohol allele allergist allergy alternating current alveolar gas ampere amphetamine anaphylaxis Angstrom animal anion annealing anterior antigen antinuclear antibody (ANA is more commonly used) aqueous area arterial arteriolar asbestos asparagine atrial atrium assist atropine auricular auris (ear) axis a regional street term for LSD ONDCP mass number radioactivity A Symbol for: 1. Actin.2. Adenine.3. Adrenaline.4. Adriamycin.5. Alanine.6. Ampere.7. Amphetamine.8. Anaphylaxis.9. Angstrom.10. Anion.11. Anterior.12. Aqueous.13. Area.14. Asparagine.15. Atrium.16. Auricular.17. Axis. a Symbol for: 1. Absorptivity.2. Acceleration.3. Chemical activity.4. Arterial blood gas.5. atto-. °A Abbreviation for degree absolute; replaced by K (kelvin). V̊_A Abbreviation for alveolar ventilation A Abbreviation for absolute; adenine; alanine; ampere. A Abbreviation for Helmholtz energy. a Abbreviation for absorptivity. a Abbreviation for specific absorption coefficient. A abbrev. ABSORBANCE. the nitrogenous base ADENINE in NUCLEIC ACIDS. ALANINE. ANGSTROM. Å abbrev. ANGSTROM. A Abbreviation for alanine; ampere. Ā Abbreviation for anion.
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