different between headless vs hierarchy

English

Pronunciation

• IPA^(key): /?h?dl?s/

Etymology

From Middle English heedles, hevedles, from Old English h?afodl?as (“headless”), equivalent to head +? -less. Cognate with Dutch hoofdloos (“headless”), Danish hovedløs (“headless”), Swedish huvudlös (“headless”), Icelandic höfuðlaus (“headless”).

Adjective

headless (not comparable)

1. Without a head; decapitated.

   How did the headless horseman see to chase Ichabod?

2. Without leadership.

   The headless army blundered along after the death of their general, accomplishing nothing.

   • His forsaken soldiers, being now a headless company, and no longer an army to be feared, obtained nevertheless a reasonable composition from the Carthaginians […]

3. (linguistics, of a phrase or compound) Not having a head morpheme or word.
4. (computing) Running without a graphical user interface; running without any attached output device (e.g., monitor) or input device (e.g., keyboard, mouse).
   • 2003, William Boswell, Inside Windows Server 2003, Addison-Wesley, ?ISBN, page 62:

     /redirect. Used for console redirection in headless servers.

   • 2007, Carla Schroder, Linux Networking Cookbook, O’Reilly Media (2008), ?ISBN, page 47:

     Routers typically run headless, without a keyboard or monitor.

   • 2010, Charles Bell et al., MySQL High Availability: Tools for Building Robust Data Centers, O'Reilly Media, ?ISBN, page 278:

     This is not unexpected for a Windows system running as a virtual machine or a headless server […]

5. (of beer) Without a head of foam.
6. (obsolete) Heedless.
   • 1579, E. K. (Edward Kirke ?), Notes on Spenser’s The Shepheardes Calender

     If any one will rashly blame such his choice of old and unwonted words, him may I more justly blame and condemn, either of witless headiness in judging, or of headless hardiness in condemning.

   • 1579, Edmund Spenser, The Shepherd’s Calendar, John Ball, London, published 1732

     THENOT: Cuddy, I wot thou ken?t little Good, / So vainly to advance thy headle?s Hood.

Derived terms

• headlessly
• headlessness
• run around like a headless chicken

Translations

English

Etymology

From Middle English ierarchie, jerarchie, from Old French ierarchie, jerarchie, from Late Latin ierarchia, from Latin hierarchia, from Ancient Greek ???????? (hierarkhía, “rule of a high priest”), from ???????? (hierárkh?s, “high priest”), from ????? (hierós, “holy”) + ???? (árkh?, “I rule”). The H was re-added c. 1500 due to influence from Classical Latin.

Pronunciation

• IPA^(key): /?ha?.?.???(?).ki/, /?ha?.???(?).ki/

Noun

hierarchy (plural hierarchies)

1. A body of authoritative officials organized in nested ranks.
2. A social, religious, economic or political system or organization in which people or groups of people are ranked with some superior to others based on their status, authority or some other trait.
3. Any group of objects ranked so that every one but the topmost is subordinate to a specified one above it.

Related terms

• hierarch
• hierarchic
• hierarchical
• hierarchically
• hierarchize
• hierarchization

Translations