Serrate vs Ferrate - What's the difference?

As an adjective serrate

is having tooth-like projections on one side, as in a saw.

is to make serrate.

the anion FeO₄^2- in which iron is in a +6 formal oxidation state.

(en adjective)

Having tooth-like projections on one side, as in a saw.

Many click beetles have serrate antennae.

(botany) (leaves) Having tooth-like projections pointed away from the petiole.

* serrulate * retroserrate * biserrate

Serrate is used in some scientific communities; for common usage, serrated is typically the more appropriate term.

(en-verb)

To make serrate.

* * * ----

(en noun)

(inorganic chemistry) The anion FeO₄^2- in which iron is in a +6 formal oxidation state.

* potassium ferrate