Englishfor English speakers
signaling
—
noun
(= signal)
any nonverbal action or gesture that encodes a message
signals from the boat suddenly stopped
one
Determinative
—
(ordinal first) The number 1.
We have one nose and one mouth.
one
Noun
—
The number 1.
One is the smallest whole number.
one
Pronoun
—
One is a singular pronoun which means "someone" or "people". It is used more often in formal writing.
It is easy to see the difference if one looks closely enough.