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A (EN)
stafur, Nafnorð, tákn

Þetta orð getur einnig verið form af:
a (grein , forsetning, stafur, atviksorð, tákn)

stafur “A”

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

Nafnorð “A”

eintala A, fleirtala As
  1. hæsta einkunn í skóla, sem sýnir framúrskarandi vinnu
    After studying all night, she earned As in all her subjects.

tákn “A”

A
  1. fyrsta nóta í A-moll kvarðanum (einnig staðlaður tónn fyrir stillingar, titrar við 440 Hz)
    When tuning her violin, Maria always starts by adjusting the A string to match the 440 Hz pitch.
  2. blóðflokkur með ákveðnu mótefnavaka
    If you have blood type A, you cannot donate blood to someone with type B because of the different antigens.
  3. heildarfjöldi prótóna og nifteinda í kjarna atóms
    In the nucleus of an atom, A represents the total number of protons and neutrons combined.
  4. tegund af rafhlöðu lítillega stærri en AA stærð
    The flashlight requires A batteries, which are harder to find than the more common AA size.
  5. minnsta staðlaða stærðin fyrir bollann á brjóstahaldi
    She realized she had been wearing the wrong bra size and needed to switch to an A cup.
  6. táknið fyrir flatarmál í rúmfræði
    To find the total space inside the square, we need to calculate its area using the formula A = side × side.
  7. tegund af ökuskírteini fyrir mótorhjól
    To ride that, you need to obtain an A category license.
  8. amper (einingin fyrir mælingu á rafstraumi)
    The electrician measured the current of the circuit and found it to be exactly 10 A.
  9. í erfðafræði er það skammstöfun fyrir adenín
    In the DNA sequence A T C G, "A" stands for adenine.
  10. í lífefnafræði, tákn fyrir alanín í próteinum
    In the protein sequence GAVLI, "A" stands for alanine.
  11. alt, raddsviðið fyrir neðan sópran
    In the choir, she was assigned to sing the A part because of her rich alto voice.
  12. ökutækjaþekkingarmerki fyrir Austurríki
    On the back of the car, there was an "A" sticker indicating it was from Austria.