2-day vs two-day

Both "2-day" and "two-day" are correct, but they are used in different contexts. "2-day" is commonly used in informal or shorthand writing, while "two-day" is more formal and appropriate for professional or academic writing.

Last updated: March 24, 2024 • 1374 views

2-day

This is a correct construction, commonly used in informal or shorthand writing.

This phrase is often used in informal contexts or when brevity is important. It is a shortened form of "two-day."

Examples:

I have a 2-day trip planned for next weekend.
The event is a 2-day conference on technology and innovation.

Show examples from the web [+]

They actually believe that any idiot that attends a 2-day seminar can master the art of making beautiful prints in less than an hour.
Organisation by UNODA, where relevant assisted by its Regional Disarmament Centres, of up to eight 2-day regional meetings on advancing the implementation of the PoA at regional level.
organising up to eight 2-day regional meetings on advancing the implementation of the Programme of Action at regional level,
There's nothing a 2-day old gingersnap can't fix.
IMMEDIATE PACKAGING - TRIFOLD - 2-day treatment pack
Such SFIs shall have at least 3 years of experience of instruction as an SFI, shall complete a specific 2-day SFI tutor course provided by an SFI tutor and shall pass an assessment of competence.
81 EMEND 80 mg hard capsules are supplied in the following pack sizes: Aluminium blister containing one 80 mg capsule 2-day treatment pack containing two 80 mg capsules 5 Aluminium blisters each containing one 80 mg capsule
The week ahead sees a live webcast of all the debates from a 2-day sitting of the European Parliament in Brussels.
Most years there's a 9-to-1 2-day lull before the fall storms.
During this 2-day period, no unoffîcial travel will be permitted.
Part of this year's conference will also be a 2-day visit at the Hannover Messe Industrie, giving the attendees the opportunity to get a first-hand impression of the Bürkert innovations and system solutions.
{\pos(192,245)}My captain is out on a 2-day pass, {\pos(192,225)}and I think his C.O. might have misunderstood the seriousness -
Always getting 2-day priority shipping, like you don't have a care in the world.
Meeting in Brussels this week for a 2-day plenary session, MEPs will debate the issues with probable new EU Health Commissioner Androula Vassiliou.
I thought we had 2-day liberty.
Are you saying a 2-day security control is impossible?
Asked about reform to voting for the European Parliament he said that he supported transnational lists and 2-day elections in May instead of four days in June as is the practice now.
Brussels 2-day Plenary: Human rights, lobbying, sport
The second headline appeared 2 days later.
The fibrinogen level normalises within 2 days.

Alternatives:

two-day
a two-day
a two-day event
a two-day trip
a two-day workshop

two-day

This is a correct construction, suitable for formal or professional writing.

This phrase is more formal and appropriate for professional or academic writing. It is the full form of the expression.