photo autotroph

[foh-toh-aw-tuh-trof, -trohf]

pho·to·au·to·troph

[foh-toh-aw-tuh-trof, -trohf]
noun Biology.
any organism that derives its energy for food synthesis from light and is capable of using carbon dioxide as its principal source of carbon.

Origin:
1945–50; photo- + autotroph

pho·to·au·to·troph·ic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To photo autotroph

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Photo autotroph is always a great word to know.
So is doohickey. Does it mean:
a gadget; dingus; thingumbob.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
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