As nouns the difference between monad and comonad
is that
monad is an ultimate atom, or simple, unextended point; something ultimate and indivisible while
comonad is (mathematicscategory theory) a monad of the opposite category.
Other Comparisons: What's the difference?
monad English
Noun
( en noun)
An ultimate atom, or simple, unextended point; something ultimate and indivisible.
(mathematics, computing) A monoid in the category of endofunctors.
A single individual (such as a pollen grain) that is free from others, not united in a group.
Related terms
* monadic
Anagrams
*

comonad English
Noun
( en noun)
(mathematics, category theory) A monad of the opposite category
See also
* on Wikipedia 