chemautotroph

chemoautroph (ˌkiːməʊˈɔːtrəuf, ˌkɛm-)

/ (ˌkiːməʊˈɔːtətrəʊf) /

Save This Word!

noun

biology an organism, such as a bacterium, that obtains its energy from inorganic reactions using simple compounds, such as ammonia or hydrogen sulphideAlso called: chemolithotroph

QUIZ

WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?

Smoothly step over to these common grammar mistakes that trip many people up. Good luck!

Question 1 of 7

Fill in the blank: I can’t figure out _____ gave me this gift.

who

whom

TAKE THE QUIZ TO FIND OUT

Derived forms of chemautotroph

chemautotrophic (ˌkiːməʊˌɔːtəˈtrɒfɪk, ˌkɛm-), adjective

Words nearby chemautotroph

Chelsea tractor, Cheltenham, Chelyabinsk, Chelyuskin, chem-, chemautotroph, Chem.E., chemi-, chemic, chemical, chemical bond

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012