Longman Dictionary of Contemporary English
Douglas Harper's Etymology Dictionary
Wiktionary
a. Describing such a building. n. A building built with rooms on levels separated by stairs of less than a full storey.
Wikipedia
Usage examples of "split-level".
Number 76 Parmenter Road was a split-level with a large yard and a triangular garden beside the front walk that was almost exotic.
At night he would work late in the basement of his rented Rockcliffe split-level bungalow, in a study lined with the complete collection of Hansards that had once belonged to Sir Robert Borden.
Vineland, all the geometry of the bay neutrally filtered under pre-storm clouds, the crystalline openwork arcs of the pale bridges, a tall power-plant stack whose plume blew straight north, meaning rain on the way, a jet in the sky ascending from Vineland International south of town, the Corps of Engineers marina, with salmon boats, power cruisers, and day sailers all docked together, and spilling uphill from the shoreline a couple of square miles crowded with wood Victorian houses, Quonset sheds, postwar prefab ranch and split-level units, little trailer parks, lumber-baron floridity, New Deal earnestness.
North and west of downtown, the old neighborhoods gave way to sixties ramblers, then seventies split-level homes, then the latest upscale developments-expensive hybrid homes on lots of an acre or more.
For the first few blocks, the widely spaced houses were large, sprawling affairs, split-level ranches with cantilevered sun decks over the carports.
The house north of it a wattle-and-daub construction Brad Josephson would never have recognized as his own lovingly maintained split-level seems to explode outward in all directions, shooting jagged chunks of wood and slabs of dried mud into the air.
It was in one of the new subdivisions west of towna modern split-level, or whatever they were calling the little crackerboxes these days, on a street tightly lined with identical houses.
More and more walls in adobe brown and white, roofs in green and gray, split-levels, fresh gravel-top roads, shopping precincts, even a few totally illegal billboards with holopulse lettering.
His parking space in Manhattan cost more than a three-bedroom split-level in the upper Midwest and was probably a better investment.