What does "fertilizer" mean?

A natural substance that is used to make the ground more suitable for growing plants.

What is a synonym for "fertilizer"?

Common synonyms include: plant food, ammonia, compost, composts, dressing, droppings.

Pronounced //ˈfɜːɹtəlaɪzəɹ//.

/ˈfɜːɹtəlaɪzəɹ/ noun

noun ·Uncommon ·Advanced level

Noun

1
A natural substance that is used to make the ground more suitable for growing plants. countable, uncountable
"The farmer spread fertiliser across the fields."
2
any substance such as manure or a mixture of nitrates used to make soil more fertile wordnet
3
A chemical compound created to have the same effect. countable, uncountable

"What's the best fertilizer for tomatoes?"

From fertilize + -er.