This week's theme: combining forms.

It's a good thing we don't have to go with the literal meaning of words or
we'd be exercising in the nude in the gymnasia. The word gymnasium derives
from the combining form gymno-, meaning nude or bare. Other words similarly
formed are gymoplast (protoplasm without surrounding wall) and gynosophy
(a form of philosophy practiced by those refusing to wear clothes).

What are combining forms? You can think of them as the Legos of language.
As their name indicates, a combining form is a linguistic atom that occurs
only in combination with some other form.

This week we'll see words formed using these combining forms: auto- (self),
tricho- (hair), chiro- (hand), algo- (pain), and lepto- (thin). We start with:

Autotomy (au-TOT-uh-mee) noun

   Autotomy is nature's gift to some animals to help them escape when under
   attack or injured. A lizard being chased will drop its tail and slip away.
   The detached tail continues to wriggle, distracting the predator, while
   its former owner flees to safety.

   The lizard goes home and buys a replacement on eBay. Just kidding! Of
   course, it can't do that. eBay's policy explicitly prohibits lizards
   from bidding. They just grow it back. Other animals who use autotomy are:
   spider, crab, lobster... and maybe even humans.

   In 2003, a courageous hiker got his arm trapped under a boulder in a
   remote Utah canyon. He used his pocketknife to cut his arm off and freed
   himself. If only humans could grow them back as well.

   The word autotomy does double duty. It has another sense: performing
   surgery upon oneself. It's not as unusual as it sounds. While we see it
   mostly in science fiction (think Terminator doing his own eye surgery),
   with the skyrocketing cost of healthcare, perhaps days of autotomy aren't
   far-off. Look for do-it-yourself surgery kits in your neighborhood
   pharmacy soon.

   We got this word thanks to the Greeks: from auto- (self) and -tomy
   (cutting). The word "anatomy" is related. Its derivation refers to
   the dissection med students perform to study the structure of a body.

-Anu Garg (gargATwordsmith.org)

Today's word in Visual Thesaurus: http://visualthesaurus.com/?w1=autotomy

  "Autotomy
   In danger, the holothurian cuts itself in two.
   It abandons one self to a hungry world
   and with the other self it flees."
   Wislawa Szymborska; View with a Grain of Sand: Selected Poems;
   Harvest Books; 1995.

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............................................................................
The voice of conscience is so delicate that it is easy to stifle it; but it
is also so clear that it is impossible to mistake it. -Madame De Stael,
writer (1766-1817)

Discuss this week's theme or words at our online bulletin board:
http://wordsmith.org/board

Pronunciation:
http://wordsmith.org/words/autotomy.wav
http://wordsmith.org/words/autotomy.ram

Permalink: http://wordsmith.org/words/autotomy.html

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