Subscriber login
Password
Forgot your password?
Library card login
Login with Shibboleth® »
Login with Athens »
Close menu
Oxford Dictionaries Online
The world's most trusted dictionaries
About
Subscriber services
What's new
Contact us
Help
Subscribe now
Already a subscriber or in a subscribing organization?
Login
Dictionary
Other language resources
US English
World English
Dictionary
Better writing
World of words
Puzzles and games
For children and schools
For learners of English
Email
Cite
phototroph
(photo|troph)
Pronunciation:
/ˈfəʊtə(ʊ)trəʊf/
noun
Biology
an organism that uses energy from sunlight to synthesize organic compounds for nutrition.
Derivatives
phototrophic
adjective
More words in this category
allometry
auricle
bio-
carrier
creation science
cytoskeleton
diploid
endoparasite
facultative
gradualism
intramural
invagination
metachromasia
methanogenesis
pentaploid
plankton
plasmalemma
punctuation
sex
Nearby Words
photostat
photostory
photosynthate
photosynthesis
photosynthesize
photosystem
phototaxis
phototherapy
phototransistor
phototroph
phototropism
phototube
phototypesetter
photovoltaic
photovoltaics
phr.
phragmites
phrasal
phrasal verb