uno
one
The number one
Encoding Strategies:
linguistic
unique
one of a kind
+
-o
noun/adjective suffix
Uno means one and shares its root with the English word unique0 — if something is unique, there is only one0 of it.
uno
one (adjective)
Used before a noun to express the quantity one.
Solo queda una sillaThere is only one chair left
one (pronoun)
Used as a pronoun, the same way English uses "one" or "you" to refer to people generally.
Tengo dos bolígrafos, ¿quieres uno?I have two pens, do you want one?
Uno nunca sabe lo que puede pasarOne never knows what can happen
el uno
one (number)
"The" number one.
Elige un número del uno al diezChoose a number from one to ten
first, one (day of the month)
The first of the month — just like English says "the first," Spanish says "el uno."
Mi cumpleaños es el uno de marzoMy birthday is on the first of March