basic · adjective /ˈbeɪ.sɪk/Full view
Nouns: base, basics, basis
Adjectives: baseless, basic
Verbs: base
Adverbs: basically
basic (MAIN)
B1 being the main or most important part of something
Dictionary examples:

basic ideas/principles

The basic problem is that they don't talk to each other enough.

Learner example:

He started to teach me the basic knowle[d]ge of nuclear physic[s]. (Preliminary English Test; B1; Chinese)

B1 including or providing only the things that are most necessary
Dictionary examples:

basic services/skills/training

He only has a basic command of English.

The crisis has led to price increases in basic foodstuffs, such as meat, cheese and sugar.

Learner example:

I already have a racquet and some basic knowledge of how to play. (First Certificate in English; B2; Portuguese)

basic (SIMPLE)
B1 very simple, with nothing special added
Dictionary example:

It's the most basic model.

Learner example:

The decoration was basic, but homely. (First Certificate in English; B2; Turkish)

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