See a list of terms and descriptions D-H from the Teaching Knowledge Database

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Hyponyms are words that are the specific examples of a general word, a ‘superordinate'.

Teacher in Pakistan writing on whiteboard


De-contextualised language is a term that describes language that is presented as an isolated item rather than with a meaningful and real context.

Students talking at a table

De-lexicalised verbs

De-lexicalised verbs are verbs that have little meaning alone but that can be joined together with many other words, so generating a wide variety of new meanings.

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Deductive approach

A deductive approach to teaching language starts by giving learners rules, then examples, then practice. It is a teacher-centred approach to presenting new content.

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Delayed correction

Delayed correction techniques are corrections a teacher uses some time after a learner has made an error.

A teacher laughing with students

Descriptive grammar

A descriptive grammar is a set of rules about language based on how it is actually used. In a descriptive grammar there is no right or wrong language.

dictionary definition of English


A determiner is a word that goes before a noun and describes how we are referring to it in the sentence.

A young learner in Mexico reading a text


A diagnostic is an activity that a teacher carries out with learners in order to identify problem areas they may have.

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Diagnostic test

A diagnostic test is a test that helps the teacher and learners identify problems that they have with the language

Research and insight

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