The phrase "alphabetic designation" is correct and usable in written English.
You can use it when referring to a label or identifier that consists of letters, often used in contexts like categorization or classification.
Example: "Each item in the inventory is assigned an alphabetic designation to simplify tracking."
Alternatives: "letter designation" or "alphabetic label".
It suffices to enter the number in the box, not necessarily the alphabetic designation, for example "0025" not "P.
Note: Chemical structures referred to in the text are illustrated in Appendix 1. Structures are identified by parenthetical Roman Numerals, with specific derivatives identified where appropriate by a lower case alphabetic designation.
To simplify discussion, each major species (as inferred from the existence of a Raman band exhibiting independent behavior as a function of pH and ΣS/ΣAs) has been assigned an alphabetic designation as enumerated in the caption to Fig. 13.
Bovine TRAV/TRDV subgroups have been named according to the orthologous human subgroups where appropriate and an alphabetic designation where this was not possible.
Each haplotype is named as described above with a common alphabetic designation (A to V) for the family (cluster) within which individual haplotypes are more similar than 90%% of the haplotypes of the entire population as defined by MPPD in the NJ topology.
This fits into the currently accepted classification of adenovirus "genome types," in which substrains of adenoviruses are designated by lower case alphabetic designations in addition to their primary designation, e.g., HAdV-7a, b, c.., if their restriction enzyme digestion patterns differ from the reference prototype genome, "HAdV-7p".
A lessor may include in the segregated disclosures numeric or alphabetic designations as cross-references to related information so long as such references do not obscure or detract from the segregated disclosures.
Android M (following Google's alphabetic codename designations for major releases) will bring the OS to version 6.0, on the heels of Lollipop last year.
Members in the V gene subgroups have been given alphabetic rather than numeric designations, similar to systems employed in previous work [ 8, 14], although there is no correspondence between the TRDV1 nomenclature employed here and in [ 14].
For more alphabetic fun, check out artist and illustrator Stephen Wildish's "Architecture Alphabet" here.
Alphabetic order makes no sense.
