different between mutable vs reactive

English

Etymology

From Latin mutabilis (“liable to change”); mutate +? -able.

Pronunciation

• IPA^(key): /?mju?t?bl?/
• Homophone: muteable

Adjective

mutable (comparative more mutable, superlative most mutable)

1. Changeable, dynamic, evolutive; inclined to change, evolve, mutate.
   • 1608, William Shakespeare, The Tragedy of Coriolanus, [Act III, scene i]:

     For the mutable ranke-?ented Meynie, / Let them regard me, as I doe not flatter, / And therein behold them?elues.
2. (programming, of a variable) Having a value that is changeable during program execution.
   • 2011, David Flanagan, JavaScript: The Definitive Guide:

     A value of a mutable type can change. Objects and arrays are mutable: a JavaScript program can change the values of object properties and array elements. Numbers, booleans, null, and undefined are immutable.

3. (astrology) Being one of the signs Gemini, Virgo, Sagittarius and Pisces, associated with adaptability, flexibility and sympathy.

   Synonym: bicorporeal

Antonyms

• immutable

Translations

See also

• alterable
• nonimmutable

Noun

mutable (plural mutables)

1. Something mutable; a variable or value that can change.
   • 1990, Kenneth D. Bailey, Social Entropy Theory (page 281)

     Hypothesis 6.14: Entropy levels within the social group may vary but must be maintained below maximum entropy on certain relevant variables (e.g., on the six globals and five mutables).

Anagrams

• atumble

French

Pronunciation

• IPA^(key): /my.tabl/

Adjective

mutable (plural mutables)

1. mutable, changeable
2. (programming) mutable

Further reading

• “mutable” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Spanish

Pronunciation

• IPA^(key): /mu?table/, [mu?t?a.??le]

Adjective

mutable (plural mutables)

1. Rare form of mudable.

Further reading

• “mutable” in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014.

English

Etymology

From react +? -ive.

Pronunciation

• IPA^(key): /?i??ækt?v/
• Rhymes: -ækt?v

Adjective

reactive (comparative more reactive, superlative most reactive)

1. that reacts or responds to a stimulus
2. (chemistry) that readily takes part in reactions

3. (electronics) Characterized by induction or capacitance rather than resistance.
4. Reacting to the past rather than anticipating the future, not predictive.

Antonyms

• proactive

Derived terms

Translations

Anagrams

• creative

Spanish

Pronunciation

• IPA^(key): /rea??tibe/, [re.a???t?i.??e]

Verb

reactive

1. Formal second-person singular (usted) imperative form of reactivar.
2. First-person singular (yo) present subjunctive form of reactivar.
3. Formal second-person singular (usted) present subjunctive form of reactivar.
4. Third-person singular (él, ella, also used with usted^?) present subjunctive form of reactivar.