19-letter words containing y, a, k
- to rack your brains — If you rack your brains, you try very hard to think of something.
- valley of the kings — a valley on the west bank of the Nile near the site of Thebes: the necropolis of many of the kings and queens of the 18th and 19th dynasties of ancient Egypt, c1350–c1200 b.c.
- yellow book, jargon — (publication) The print version of the Jargon File, titled "The New Hacker's Dictionary". It includes essentially all the material the File, plus a Foreword by Guy L. Steele, Jr. and a Preface by Eric S. Raymond. Most importantly, the book version is nicely typeset and includes almost all of the infamous Crunchly cartoons by the Great Quux, each attached to an appropriate entry. The first, second, and third editions correspond to versions 2.9.6, 3.0.0, and 4.0.0 of the File, respectively.
- yellowtail kingfish — a large carangid game fish, Seriola grandis, of S Australian waters