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A word that makes you sound sophisticated when said.
Bro 1: What is your biggest secret?
Bro 2: Sometimes, I put big words into my sentences to make me sound more photosynthesis.
Bro 1 slowly backs away.
by your basic needs October 20, 2015
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2
a rad process performed by plants to make energy, summarized by the song below (to be sung to the melody of ciara's "one two step")

<i>all bio students (echo "all bio students")
ohhh WEEEEEEEE
this is a bio fizzle
you better study-izzle
twizzete! nala!
the electrons are here, mrs. weiland
this LIGHT is...
energizing
so exciting
electron-izing
photon FRESH!
work those pigments
so green ahhh
go to P680 YES
pass it, don't stop it,
all chlorophyll get on
crank the energy flow
they're about to build it up
let me see that photosynthesis
i love it when they photosynthesis
everybody photosynthesis
they're about to build it up

this water is
so splitting, full of O2, make light reaction crave it
sunlight made it...
(yes we still need to work on it haha)
by some cool ap bio girl February 23, 2005
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3
The process in green plants and certain other organisms by which carbohydrates are synthesized from carbon dioxide and water using light as an energy source. Most forms of photosynthesis release oxygen as a byproduct.
that plant be usin the photo.. photosynthesis on us. lets burn that bitch b4 it go all crazy up on our ass's
by bbc August 26, 2003
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4
Process in which a plant takes water, carbon dioxide/monoxide and solar energy, and transforms it into sugars and oxygen for itself and the environment.
Now kids, plants use photosynthesis to give smart humans oxygen and allow them to develop, Stupid humans don't get any. That's why Donald Trump is retarded.
via giphy
by Dat_Furry May 24, 2017
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5
An extension of the joke term in which you would refer to an asexual as a plant. In this context, it simply refers to when two (or more) asexual individuals have a bonding experience, or just generally enjoy each other's company.
"Yo, you wanna photosynthesize together?"
"Hey, come here and perform photosynthesis with me"
by SeanWebcom December 19, 2016
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7
Photosynthesis is when a PLANT ETAS THE FUCKING SUN stated by Pinoy u know when the plant does this weird dance and EATS THE WHOLE ASS FUCKING SUN smart trueee
Teacher: What is photosynthesis
Pinoy: OH I KNOW THIS IS WHEN A PLANT EATS THE SUN!

Also Pinoy: PLANT USE SOLARBEAM I MEAN PHOTOSYNTHESIS!
by Kudo-Salt May 18, 2019
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