thereaboutsthere‧a‧bouts /ˌðeərəˈbaʊts $ ˌðer-/ (also thereabout /-ˈbaʊt/) adverb 
These houses were built in 1930 or thereabouts.
EXAMPLES FROM THE CORPUS
- A series of connected events occurred in the tenth century or thereabouts.
- All the land thereabouts, including the Great Coley Mansion, was once in the possession of the powerful Vachel family.
- It looked like a 1950 model, thereabouts.
- Photograph albums, it turned out, could also cost £110, or thereabouts.
- Solvent based hard surface cleaners are always supplied in liquid form with industrial packs usually being 5 litres or thereabouts.
- The Cowboys will win 42-10, or thereabouts.
Longman Language Activatorat approximately a particular time or date
also around especially American a little later or a little earlier than a particular time or date: · It's two-thirty. They should be arriving about now.· The cathedral was completed in about the middle of the 16th century.· About six months ago he suffered a major heart attack.· I picked Sue up around eight o' clock.· I don't remember the exact date of the party, but it must have been around the first of December.round about especially British: · He left the house round about four o'clock.· The job should be finished round about March next year.
a little later or a little earlier than a particular time or date. Approximately is a little more formal than about or around and is used especially in written English: · The gate will close approximately two minutes before the train leaves.· Tours start approximately every 15-20 minutes in summer.
: some time after/before/around/between/in etc at a time in the past - use this when you do not know exactly when or it is not important exactly when: · The burglary must have happened some time after 8:00 p.m.· His third symphony was written some time between 1750 and 1753.· The clinic was closed some time in the early nineties.
: at 10 o'clock or thereabouts/in the 1950s or thereabouts etc use this after a time, date etc that is not exact, especially when it is not important to know the exact time, date etc: · They're old apartments, built in the 1930s or thereabouts.· The book will be published in May or thereabouts.
: circa 1920/1850/1492 etc use this when you are saying when something happened in history: · The manuscripts date from circa 400 B.C.· a Robert Adam mansion, built circa 1778· The picture shows Tsar Nicholas, circa 1914.
COLLOCATIONS FROM THE ENTRY These houses were built in 1930 or thereabouts.
near a particular time, place, number etc, but not exactly: These houses were built in 1930 or thereabouts. These houses were built in 1930 or thereabouts.