The phrase "a midsection" is correct and usable in written English.
It can be used to refer to the central part of something, often in the context of the human body or an object.
Example: "After months of training, she finally toned her midsection and felt more confident in her appearance."
Alternatives: "the torso" or "the waist area".
He is a large man with a white mustache and a midsection that reflects a forty-year interest in Texas barbecue.
As if the building were a midsection slice of a larger shape, the glass exposes a view, at a glance, of the entire structural system.
A narrow waist and a midsection that can turn allow us to swing our arms and prevent us from zigzagging on the trail.
State Square, which has 130 rental units, a 400-car parkingaragege and ground-floor retailing, was designed with a base, a midsection and a top, reflecting the look of the 19th-century commercial buildings nearby.
Above two wonderfully rusticated floors of limestone rises a midsection of soft tan brick — which until a makeover in 1995 culminated in architectural fireworks at the attic: a two-story-high mansard with dormers separated by high, skinny, sharp-edged chimneys.
The song features a string section by Stockholm Session Strings as well as spoken passages by Simpson and a midsection breakdown.
Carey, wearing a midsection-baring turquoise evening gown, introduced the song to the audience by telling of its conception, concept and featured artists, followed by a performance of the song's remix.
That gave way to a slower midsection: a hint of dirge and death march, some byplay between percussion flourishes and electronic fragments, and a stretch of low, sustained melody reminiscent of Tibetan Buddhist chant.
Among them, he is a curious standout, a short black guy with a bulging midsection and an oversize Afro that waves tantalizingly as he speaks.
He cut it in half and put in a new midsection with a Jacuzzi, underwater viewing ports and a mirrored ceiling.
The music is complex, taking in a progressive midsection and a stirring Hammett guitar solo, before returning to where it began.
