There are 2 definitions of basic in English:

basic1

Line breaks: basic
Pronunciation: /ˈbeɪsɪk
 
/

adjective

1Forming an essential foundation or starting point; fundamental: certain basic rules must be obeyed the laying down of arms is basic to the agreement
More example sentences
  • Readers' support is no doubt very basic to the survival of any periodical.
  • Cheap labor and materials are basic to postwar industry and finances.
  • Access to information is basic to the democratic way of life.
Synonyms
1.1Offering or constituting the minimum required without elaboration or luxury: the food was good, if a bit basic
More example sentences
  • The following list is a minimum basic guide as to what you will need.
  • What are the basic minimum requirements for one to set up a restaurant and do these so called restaurants meet the standards?
  • Forest dwelling hunter-gatherer communities are never very large, but they need a basic minimum area for subsistence.
Synonyms
lowest, bottom, starting, ground, undermost; without commissionplain, simple, unsophisticated, straightforward, adequate, unadorned, undecorated, unornamented, without frills; spartan, sparse, stark, severe, austere, limited, meagre, rudimentary, patchy, sketchy, minimal; modest, ordinary, unpretentious, unostentatious, unfussy, homely, homespun; rough, rough and ready, rough-hewn, crude, makeshift; restrained, muted
informal bog-standard
1.2Common to or required by everyone; primary and ineradicable or inalienable: basic human rights
More example sentences
  • The meeting would help to raise awareness that everyone should enjoy the basic human right of freedom of choice in marriage, she said.
  • Being a week of Remembrance, we all need to observe that everyone has the basic human right to freedom of speech.
  • And the shortest road to equality is to provide for everyone's basic human needs free of charge.
2 Chemistry Having the properties of a base, or containing a base; having a pH above 7: these salts yield basic solutions comparable in strength with the mineral alkalis Often contrasted with acidic and alkaline.
More example sentences
  • In the presence of a basic solution, litmus will lose hydronium ions and turn blue.
  • Compounds that react with water to form hydroxide ions are called basic anhydrides.
  • Blue litmus paper turns red in acidic solution, and red litmus paper turns blue in basic solution.
2.1 Geology (Of rock, especially lava) relatively poor in silica: a coarse-grained, basic, plutonic rock
More example sentences
  • The Liva Member includes parts of the formation composed of basic lavas and tuffs with only minor interbedded sediments.
  • Enstatite occurs in plutonic basic and ultrabasic rocks such as peridotite and norite, and also in some high-grade metamorphic rocks.
  • Quarzitic gneiss, low-grade metamorphic basic rocks, phyllites and dark chert can be abundant in some layers.
2.2 Metallurgy Relating to or denoting steel-making processes involving lime-rich refractories and slags.
More example sentences
  • The refractories for casting a basic substance are used for ladles, tundishes, vacuum degasing furnaces, mixers, and the like.
  • The lining must resist high temperature, oxidized basic slag and liquid metal.
  • Refractory bricks for steel production include Basic refractory bricks and High-Alumina refractory bricks.

noun

(basics) informal Back to top  
1The essential facts or principles of a subject or skill: I learnt the basics of programming on a course teachers are going back to basics to encourage pupils to learn English
More example sentences
  • But once the bubble has burst they turn back to basics and begin studying exactly what companies and their profits are up to.
  • More importantly though, it reminded me to get back to basics as far as parenting skills go, and dig out some of the books out of the boxes.
  • And surely they're old enough to learn the basics of critical thinking skills and skeptical analysis.
Synonyms
1.1Essential food and other supplies: people are facing a shortage of basics like flour
More example sentences
  • Many people appear to be saving their spare cash after paying out more for basics such as food, transport and health.
  • On other occasions, the candidate had promised a nation where people do not have to choose between basics, such as food and medicine.
  • Aid agencies on the ground continued to warn that millions across the region were without the basics of food and clean water.

Origin

mid 19th century: from base1 + -ic.

Definition of basic in:

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Word of the day humoresque
Pronunciation: ˌ(h)yo͞oməˈresk
noun
a short, lively piece of music

There are 2 definitions of basic in English:

BASIC2

Line breaks: BASIC
Pronunciation: /ˈbeɪsɪk
 
/

noun

[mass noun]
A simple high-level computer programming language that uses familiar English words, designed for beginners and formerly used widely.

Origin

1960s: acronym from Beginners' All-purpose Symbolic Instruction Code.

Definition of basic in: