Definitions

day one

NOUN

beginning

Synonyms

STRONGEST

birth creation dawn inauguration inception introduction onset opening outset starting point top

STRONG

alpha basis blastoff commencement dawning genesis induction infancy initiation installation kickoff opener origin origination preface prelude presentation rise root rudiment source spring takeoff threshold

WEAK

point of departure square one

Antonyms

STRONGEST

conclusion death end ending finish

STRONG

close completion effect epilogue finale result termination

WEAK

consummation goal outcome

NOUN

incipience

Synonyms

STRONG

alpha basis birth blastoff commencement creation dawn dawning genesis inauguration inception incipiency induction infancy initiation installation introduction kickoff launch onset opener opening origin origination outset preface prelude presentation rise root rudiment source spring start takeoff threshold top

WEAK

leadoff point of departure square one starting point

Antonyms

STRONG

close completion conclusion death effect end ending epilogue finale finish result stop termination

NOUN

incipiency

Synonyms

STRONG

alpha basis birth blastoff commencement creation dawn dawning genesis inauguration inception incipience induction infancy initiation installation introduction kickoff launch onset opener opening origin origination outset preface prelude presentation rise root rudiment source spring start takeoff threshold top

WEAK

leadoff point of departure square one starting point

Antonyms

STRONG

close completion conclusion death effect end ending epilogue finale finish result stop termination

NOUN

leadoff

Synonyms

WEAK

alpha basis birth blastoff commencement creation dawn dawning genesis inauguration inception incipience incipiency induction infancy initiation installation introduction kickoff launch onset opener opening origin origination outset point of departure preface prelude presentation rise root rudiment source spring square one start starting point takeoff threshold top

NOUN

origin

Synonyms

STRONGEST

birth genesis

STRONG

alpha commencement creation dawn dawning embarkation emergence entrance entry forging foundation inauguration ingress initiation introduction launch nativity opener origination outbreak outset rise start

WEAK

blast off early stage git go square one starting point

Antonyms

STRONGEST

conclusion end finish

STRONG

close completion death ending exit stop

WEAK

consequence destiny effect finale goal outcome outgrowth result termination

NOUN

start

Synonyms

STRONGEST

beginning dawn kickoff opening outset

STRONG

birth commencement countdown dawning derivation embarkation foundation inauguration inception initiation introduction leaving onset origin source spring takeoff

WEAK

alpha arrival coming first step flying start jump-off running start setting-out square one start-off

Antonyms

STRONGEST

conclusion end ending finish

STRONG

close completion consequence death effect exit outgrowth result termination

WEAK

stop

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

I am not worried about a market-share war on day one after the war ends.

From Barron's • May 15, 2026

“From day one we realized this was out of our control, we would go with the flow and stay optimistic and positive about it,” he said.

From The Wall Street Journal • May 12, 2026

“From day one Blake Lively’s mission was clear: expose and hold accountable those who weaponize smear campaigns and retaliatory lawsuits to intimidate and silence survivors,” the statement said.

From Los Angeles Times • May 7, 2026

You have two hills to climb, but you are still relatively young so it’s doable, one day, one paycheck at a time.

From MarketWatch • Apr. 29, 2026

Night and day, one or the other sat with him and did not let go of his hand for fear he would run to the land of the spirits.

From "The Birchbark House" by Louise Erdrich

day one

Example Sentences

Related Words