on-site

American

[on-sahyt, awn-] / ˈɒnˈsaɪt, ˈɔn- /

Or on site

adjective

accomplished or located at the site of a particular activity or happening.

Faculty, staff, and graduate students have two options for on-site childcare.

adverb

on or at a particular site.

They treated the wounded on-site before putting them on a helicopter for evacuation.

Etymology

Origin of on-site

First recorded in 1955–60

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.

Out came Mike, one of two employees I saw on-site.

From Slate • Apr. 20, 2026

Ferrero, owner of Nutella and Kinder, confirmed European Commission officials are conducting on-site inspections at its offices.

From The Wall Street Journal • Apr. 15, 2026

Many providers lack the funding to hire a critical person who can help reduce incidents and a resident’s individual misery: on-site mental health specialists.

From Los Angeles Times • Apr. 14, 2026

SMRs are manufactured in a factory in modules before being assembled on-site.

From BBC • Apr. 13, 2026

She trained on-site at the airfield where the regiment was currently stationed, arming bombs and attaching them to the Pe-2s.

From "A Thousand Sisters" by Elizabeth Wein

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023