The phrase "are functionally similar to" is correct and usable in written English.
You can use it when comparing two or more items, indicating that they serve similar purposes or functions.
Example: "The two software applications are functionally similar to each other, making it easy for users to switch between them."
Alternatives: "serve similar functions as" or "are comparable in function to".
Some systems (e.g. Transact-SQL) implement an ISNULL function, or other similar functions that are functionally similar to COALESCE.
In that way, military rifles commonly used in practice are functionally similar to how mass shooters used AR-15 pattern rifles in killings at Sandy Hook Elementary School in Connecticut, a movie theater in Aurora, Colo., and the Parkland high school — an acknowledgment that few gun-rights advocates, including Nugent, seem to have made.
Below a critical kltp value (∼0.2), only the lower state was stable, with the same W value as in Fig. 4. Thus, the steep Ca2+ functions in Eqs. 1 and 3 (SP4, SP4) are functionally similar to abrupt switches.
tomato DC3000, which are functionally similar to HrpK1 in promoting translocation of type III secretion system effectors.
Synthetic cannabinoids (SCBs) are a large family of molecules that are functionally similar to Δ9-tetrahydrocannabinol, the principal psychoactive constituent found in cannabis.
Comparison of the SJ3 metagenome with other available YNP chemosynthetic metagenomes indicates that spring waters with geochemical compositions underpinned by similar geological processes also host exceptionally diverse microbial communities that are functionally similar to that of SJ3.
By analogy, PARD6G, DVL3 and MPP5 (PALS1) were functionally similar to Drosophila nTSGs and FZD1, MOB1B, TMOD3 and MOESIN showed hTSGs-like functions (Figure 2f).
This is functionally similar to the system the court struck down last month, but Section 3 has several distinguishing features.
Whatever the government says, linking lots of small databases is functionally similar to creating a central, master database.
Further, a moss CHS-like enzyme that is functionally similar to a cyanobacterial enzyme was identified as the most recent common ancestor to the plant CHS family.
According to the Government, the WOTUS Rule is "functionally similar" to issuing or denying a permit because it establishes the geographical bounds of EPA's permitting authority and thereby dictates whether permits may or may not be issued.
