Adjective : alphanumeric code.    From Dictionary.com. 

In fact, keys such as alphanumeric keys are not supposed to be used as modifier keys.    From Wordnik.com.  [AutoHotkey Community] Reference

The display had simplified to a few alphanumeric lines.    From Wordnik.com.  [A Fire Upon the Deep]

The alphanumeric message was from her answering service.    From Wordnik.com.  [The Silent Cradle]

It turns your lat/long into a single alphanumeric string.    From Wordnik.com.  [WhereCamp 2008 « Dyepot, Teapot] Reference

The alphanumeric keys themselves are all in the same place.    From Wordnik.com.  [Day 24: Filming a Dothraki wedding] Reference

As it says, the password format is 1 to 8 alphanumeric characters.    From Wordnik.com.  [The Neophyte's Guide to hacking by Deicide] Reference

Total alphanumeric discrimination in the guise of orderly process.    From Wordnik.com.  [Matthew Yglesias » Alphabetism] Reference

Each terminator does also have a unique alphanumeric serial number.    From Wordnik.com.  [Roland Kickinger Filling in for Schwarzenegger in Terminator Salvation « FirstShowing.net] Reference

There follows more reading of long strings of alphanumeric characters.    From Wordnik.com.  [Customer Service Circa 2017] Reference

The numeric values appear only as zeros while alphanumeric values are fine.    From Wordnik.com.  [AST Research Technical Bulletin #0707 PREMIUM II 486SX/20 AND LOTUS 123 RELEASE 3.1] Reference

Length: 1 to 60 alphanumeric characters combined, including the at sign (@).    From Wordnik.com.  [VPN Users Rule Syntax] Reference

By now they'd arrived at a door marked with an alphanumeric sequence: GHS-413.    From Wordnik.com.  [Analog Science Fiction and Fact]

The system should be fixed to not allow non-alphanumeric characters in usernames.    From Wordnik.com.  [David Brock's Tough-Talking Third-Party Group Fizzles] Reference

To those uninitiated to alphanumeric symbols there is no information in a newspaper.    From Wordnik.com.  [Attached to Strings] Reference

I might as well shelve them by sweetener type, calory content, or alphanumeric order.    From Wordnik.com.  [Mondrian Soda? - Freakonomics Blog - NYTimes.com] Reference

GENERAL FORM ID xxxxxxxxx Where: xxxxxxxxx is an alphanumeric user identification code.    From Wordnik.com.  [Hacker Supreme's Hackers Dictionary Volume #34 by Ninja Squirrel and Logan 5] Reference

One more wish for my list: intuitive links, no more of those long alphanumeric strings.    From Wordnik.com.  [VPTC Virtual Candidate's Forum Published at cvillenews.com] Reference

GENERAL FORM T cn Where: cn is the alphanumeric code which identifies the terminal model.    From Wordnik.com.  [Hacker Supreme's Hackers Dictionary Volume #34 by Ninja Squirrel and Logan 5] Reference

Note that the default filename is an apparently random string of alphanumeric characters.    From Wordnik.com.  [hughstimson.org » Blog Archive » The Bronze Age Reflects on the Stone Age of Scientific Information Retrieval] Reference

From animal imagery to alphanumeric codes, a name is a car's first opportunity to sell itself.    From Wordnik.com.  [Wired Top Stories] Reference

Limit names to alphanumeric characters and the underscores or dashes where spaces would have gone.    From Wordnik.com.  [How to Code HTML Emails | Anita Hart :: Art + Design Portfolio + Musings] Reference

Once a contractor has applied for a March Credit order, they are then assigned an alphanumeric code.    From Wordnik.com.  [David Isenberg: The GAO Transcripts, Part 15: Coordination is Easier Said Than Done] Reference

This name may consist of one to eight alphanumeric characters beginning with an alphabetic character.    From Wordnik.com.  [The Complete Hewlett Packard 3000 hacker's Guide by AXIS] Reference

Or, you can also slide out the Glimmer's alphanumeric keypad for a more conventional phone experience.    From Wordnik.com.  [The LG Decoy and Glimmer: Cell phones with a twist] Reference

It contains tamperproof DNA tags, if you can believe this, a hologram, and a unique alphanumeric code.    From Wordnik.com.  [CNN Transcript Apr 2, 2007] Reference

This list can be in any form as long as it contains the alphanumeric MOC image identification numbers.    From Wordnik.com.  [Digital Globes: New Tool Allows User to Create Layers Using Mars Global Surveyor Imagery & NASA’s Digital Globe, World Wind « ResourceShelf] Reference

The alphanumeric designation of the particular program utilizing this unit would be meaningless to you.    From Wordnik.com.  [Asimov's Science Fiction]

The cells bore no names but were all identified by an alphanumeric code; Loren went unerringly to H-354.    From Wordnik.com.  [The Songs of Distant Earth]

He hit the corresponding button and a 212 number lit up in neat alphanumeric script in a gray LCD window.    From Wordnik.com.  [The Hard War]

I truly hope this stuff dies down and we can all get back to an alphanumeric representation of the world.    From Wordnik.com.  [Vlogs and Video Comments? Why? : #comments] Reference

The models also produce alphanumeric forecasts called Model Output Statistics, or MOS (pronounced "moss").    From Wordnik.com.  [Weather models: More than just pretty pictures] Reference

The authenticators give each item a unique alphanumeric ID and affix a tamper-proof hologram to the piece.    From Wordnik.com.  [Baseball's Army of Authenticators] Reference

The password must consist of one to eight alphanumeric characters, beginning with an alphabetic character.    From Wordnik.com.  [The Complete Hewlett Packard 3000 hacker's Guide by AXIS] Reference

He had a pointer and a Power Point presentation and instead of saying “alphanumeric” he said Alpha-Romeric.    From Wordnik.com.  [whitehelmet Diary Entry] Reference

The tire's sidewall carries an alphanumeric string of characters following the letters DOT on at least one side.    From Wordnik.com.  [Tires speak, and they are aging] Reference

The alphanumeric message was that Mr. Theodore Mchenry had just found out about his brother and wanted to see her.    From Wordnik.com.  [The Silent Cradle]

I'm impressed that less than 4 percent were dictionary words and that the great majority were at least alphanumeric.    From Wordnik.com.  [MySpace Passwords Aren't So Dumb] Reference

But the alphanumeric soup of retirement plans available to small businesses can make choosing the right one a chore.    From Wordnik.com.  [Retirement Plans to Match Your Needs] Reference