Definition types
Defining definitions
The units of meaning
100

If you define “happy” as “joyful” you're using this type of definition.

What is definition by synonymy?


100

The metalanguage word or group of words, which explains or clarifies the meaning of another word or group of words.

What is a definiens?

100

It is the smallest grammatical unit in language, and while every word has at least one, it may not stand alone.

What is a morpheme?

200

When you define a word by pointing to its real world referent, you’re using this method.

What is definition by ostention?

200

The object language word for which a definition is required.

What is a definiendum?

200

According to the study of phono-semantics, it is when certain sounds are linked to meanings, like in the words „clash“, „clang“, „click“, or „meow“.

What is sound symbolism?

300

In this type of definition, a word is defined by stating its general category and how it differs from others in that category.

What is definition by Genus and Differentia?

300

It states that things are the same when they can be substituted one for the other with truth intact. 

What is identity under substitution?

300

Non-compositional phrases like “throw in the towel“ whose overall meaning is not the same as the combined meaning of the individual parts.

What are idioms?