consisting of both letters and figures
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These example sentences are selected automatically from various online news sources to reflect current usage of the word ‘alphanumeric.’ Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Alphanumeric passwords are much harder for a hacker to crack than plain alphabetic passwords, since the number of possible combinations is so much greater. License plates usually contain both letters and numbers, since, for a big state or country, the plate wouldn’t be large enough to fit enough numbers for everyone. In computing, the standard alphanumeric codes, such as ASCII, may contain not only ordinary letters and numerals but also punctuation marks and math symbols.
Closed 6 years ago .
This is in a program I am making that doesn’t work if anything other than A–Z is entered.
If the first is B, we have #26# possibilities:
BA, BB, BC, BD, BE . BW, BX,BY,BZ
The same applies for the three digits.
There are #10# choices for the first, #10# for the second and #10# for the third:
The genetic code consists of a sequence of three letter “words” (sometimes called ‘triplets’, sometimes called ‘codons’), written one after another along the length of the DNA strand.
Some amino acids are only coded for by a single ‘word’, while some others are coded for by up to four ‘words’. The genetic code is redundant.