one by one

and one at a time

the first one, then the next one, then the next one, etc.; each in turn. I have to deal with problems one by one. I can't handle them all at once. Okay, just take things one at a time. The children came into the room one by one.

See also: one

one by one

one person or thing following another in order The children filed out of the bus, one by one.

See also: one

one by one

Also, one at a time. Individually in succession, as in The ducklings jumped into the pond one by one, or One at a time they went into the office. Formerly also put as one and one and one after one, this idiom dates from about a.d. 1000.

See also: one

one by one

Individually in succession.

See also: one

Common Names:

Name	Pronounced	Usage
Hywel	-	Welsh
Peta	-	English (Australian)
Severin	ZE-ve-reen (German)	German, Swedish, Norwegian, Danish
Piero	PYE-ro	Italian
Celio	CHE-lyo (Italian), THE-lyo (Spanish), SE-lyo (Latin American Spanish), SE-lyoo (Portuguese)	Italian, Spanish, Portuguese
Tatianna	ta-tee-AN-ə, ta-TYAN-ə	English (Modern)