"smaller dimensions" is a perfectly acceptable and usable phrase in written English.
For example, you can use it to describe an object: "The new sofa was scaled down to smaller dimensions to fit better in the room".
Female patients generally present with smaller dimensions than male patients.
Olds hopes the smaller dimensions, lighter weight and greater agility will appeal to women.
Computers are delivering more and more power across ever smaller dimensions.
Some residents said they were disappointed by the residential zone's smaller dimensions.
Any meteoroid of smaller dimensions will be irradiated throughout by this proton bombardment.
Like an X3 built to the smaller dimensions of its corporate cousin, the Mini Countryman.
But not even the smaller dimensions could help Bay on Thursday.
Still more-massive remnants of stellar evolution would have smaller dimensions and would be even denser that neutron stars.
The testing of imagers having increased system resolution requires phantoms and test objects of smaller dimensions.
Strip and rib waveguides can achieve similar EFR with smaller dimensions.
Cabin space and luggage capacity have been expanded compared with the 599, despite the F12's slightly smaller dimensions.
