Copyright © Philip M. Parker, INSEAD. Terms of Use.

Definition: Head Ache |
Head AcheNoun1. Pain in the head caused by dilation of cerebral arteries or muscle contractions or a reaction to drugs. Source: WordNet 1.7.1 Copyright © 2001 by Princeton University. All rights reserved. |
Synonyms: Head AcheSynonyms: cephalalgia (n), headache (n). (additional references) |
| The following statistics estimate the number of searches per day across the major English-language search engines as identified by various trade publications. Hyperlinks lead to commercial use of the expression at Amazon.com. |
| Expression | Frequency per Day |
cluster head ache | 5 |
| Source: compiled by the editor from various references; see credits. | |
Scrabble® Enable2K-Verified Anagrams | |
Direct Anagrams: headache. | |
| Words within the letters "a-a-c-d-e-e-h-h" | |
-3 letters: aahed, ached, ahead, dacha, eched. | |
-4 letters: aced, ache, cade, cede, chad, dace, each, eche, hade, haed, haha, head, heed. | |
-5 letters: aah, ace, aha, cad, cee, dah, dee, edh, had, hae, hah, heh. | |
| Words containing the letters "a-a-c-d-e-e-h-h" | |
+1 letter: beachhead, headaches. | |
+2 letters: beachheads, headachier. | |
+3 letters: headachiest, preheadache. | |
+4 letters: deathwatches. | |
| Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro. | |
Hexadecimal (or equivalents, 770AD-1900s) (references)48 65 61 64      41 63 68 65 |
| Leonardo da Vinci (1452-1519; backwards) (references)
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Binary Code (1918-1938, probably earlier) (references)01001000 01100101 01100001 01100100 00100000 01000001 01100011 01101000 01100101 |
HTML Code (1990) (references)H e a d   A c h e |
ISO 10646 (1991-1993) (references)0048 0065 0061 0064      0041 0063 0068 0065 |
Encryption (beginner's substitution cypher): (references)42716770235697471 |
| 1. Definition 2. Synonyms 3. Images: Slideshow 4. Expressions: Internet | 5. Anagrams 6. Orthography 7. Bibliography |
Copyright © Philip M. Parker, INSEAD. Terms of Use.