caridoid

As nouns the difference between cardioid and caridoid

is that cardioid is (geometry) an epicycloid with exactly one cusp; the plane curve with polar equation $\backslash rho\; =\; 1\; +\; \backslash cos\backslash ,\backslash theta$ - having a shape supposedly heart-shaped while caridoid is any of various crustaceans related to shrimp.

As adjectives the difference between cardioid and caridoid

is that cardioid is having this characteristic shape while caridoid is of or relating to caridoids; being a caridoid.

As nouns the difference between crustacean and caridoid

is that crustacean is any arthropod of the subphylum crustacea , including lobsters, crabs, shrimp, barnacles and woodlice while caridoid is any of various crustaceans related to shrimp.

As an adjective caridoid is

of or relating to caridoids; being a caridoid.

As nouns the difference between shrimp and caridoid

is that shrimp is (soccer) a player, supporter or other person connected with while caridoid is any of various crustaceans related to shrimp.

As an adjective caridoid is

of or relating to caridoids; being a caridoid.