A (EN)

litero, substantivo, simbolo

litero “A”

1. litero A
   Aliĝu por vidi la tradukojn de ekzemplaj frazoj kaj unulingvajn difinojn de ĉiu vorto.

   Alice began her alphabet lesson by writing an A on the whiteboard.

substantivo “A”

1. la plej alta grado en lernejo, montrante elstaran laboron
   After studying all night, she earned As in all her subjects.

simbolo “A”

1. la unua noto en la A-minora skalo (ankaŭ la norma tonalto por agordado, vibrante je 440 Hz)
   When tuning her violin, Maria always starts by adjusting the A string to match the 440 Hz pitch.
2. sangogrupo kun specifa antigeno
   If you have blood type A, you cannot donate blood to someone with type B because of the different antigens.
3. la totala nombro de protonoj kaj neŭtronoj en la nukleo de atomo
   In the nucleus of an atom, A represents the total number of protons and neutrons combined.
4. tipo de baterio iomete pli granda ol AA-grando
   The flashlight requires A batteries, which are harder to find than the more common AA size.
5. la plej malgranda norma grandeco por la taso de mamzono
   She realized she had been wearing the wrong bra size and needed to switch to an A cup.
6. la simbolo por areo en geometrio
   To find the total space inside the square, we need to calculate its area using the formula A = side × side.
7. tipo de stirpermesilo por motorcikloj
   To ride that, you need to obtain an A category license.
8. ampero (la unuo por mezuri elektran kurenton)
   The electrician measured the current of the circuit and found it to be exactly 10 A.
9. en genetiko, ĝi estas la mallongigo por adenino
   In the DNA sequence A T C G, "A" stands for adenine.
10. en biokemio, la simbolo por alanino en proteinoj
    In the protein sequence GAVLI, "A" stands for alanine.
11. alto, la voĉa gamo sub soprano
    In the choir, she was assigned to sing the A part because of her rich alto voice.
12. veturila distinga signo por Aŭstrio
    On the back of the car, there was an "A" sticker indicating it was from Austria.