The phrase "an additional segment" is correct and usable in written English.
It can be used when referring to an extra part or section that is being added to something, such as a document, presentation, or project.
Example: "In the upcoming meeting, we will discuss an additional segment that addresses the recent changes in our policy."
Alternatives: "an extra section" or "a supplementary part".
However, the map does not include an additional segment in the Jordan Valley, a proposal that has been under discussion for months.
The Liberty Zone includes the area south of Canal Street and an additional segment in eastern lower Manhattan south of East Broadway and Grand Street.
The Public Utility Commission, which is overseeing the process, has also canceled plans for an additional segment of the Hill Country line discussed at the meeting Thursday.
But IDC reports an additional segment and therefore different numbers; HP is still on top per IDC.
In QAM-16, linearity among levels is achievable with two segments while in QAM-64 an additional segment may be required.
Furumura et al. (2011) added an additional segment in the Hyuga-nada area because of recent findings of tsunami-induced oceanic deposits at a seashore in Kyushu, and fault parameters of the fault geometry were assumed to be the same as those for the model of An'naka et al. (2003).
The body grows in length by the addition of new segments from the preanal segment (pygidium or tail), which is the site of all additional segment formation.
A small additional segment of chromosome TNI15 is conserved with Nile tilapia chromosome LG8-24.
The N-terminus of BKCa channels is in the extracellular space because an additional transmembrane segment called S0 precedes the canonical S1 through S6 transmembrane segments.
Most plural nouns in English differ from the corresponding singular forms in that they have an additional final segment.
Namely, we consider the case where the coverage of a Ethernet-based Passive Optical Network (EPON) is extended by an additional wireless segment which features multi-hop wireless links operated either according to the IEEE 802.11 standard, or to the IEEE 802.16 one.
