the cardinal number of the set of all positive integers; the smallest transfinite cardinal number.
the smallest infinite cardinal number; the cardinal number of the set of positive integers א0
The first of the transfinite cardinal numbers, corresponding to the number of elements in the set of positive integers.
noun the Hebrew alphabet Contemporary Examples When I learned my ABCs, they taught us our aleph-bet at the same time. How I Write: Nathan Englander Noah Charney March 26, 2013
- Aleppo boil
aleppo boil Aleppo boil A·lep·po boil (ə-lěp’ō) n. The lesion found in cutaneous leishmaniasis. Also called Bagdad boil, date boil. Historical Examples This is a disgusting eruption, which is called the aleppo boil, or Date-mark. A Woman’s Journey Round the World Ida Pfeiffer
- Aleppo gall
a nutlike gall produced by gall wasps on certain oaks in western Asia and eastern Europe, used as a source of astringent and tannic and gallic acids. noun a type of nutgall occurring in oaks in W Asia and E Europe
- Johnson grass
a sorghum, Sorghum halepense, that spreads by creeping rhizomes, grown for fodder. Historical Examples Some recommend that the old orchard be seeded to grass (Bermuda or Johnson grass) and used as a pasture. The Pecan and its Culture H. Harold Hume noun a persistent perennial Mediterranean grass, Sorghum halepense, cultivated for hay and pasture in […]