aleph-zero
— Noun
– English
～ the smallest infinite integer
absolute zero
— Noun
– English
～ (cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit
Alpinia Zerumbet
— Noun
– English
～ cultivated for its shining oblong leaves and arching clusters of white flowers with pink shading and crinkled yellow lips with variegated magenta stripes