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Definition of instinctually
instinctually
/ɪnˈstɪŋktʃuəli/
in · stinc · tu · al · ly
Adjective:instinctual
instinctually Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Rare
Syllables
5
instinctually Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adverb
1
By means of or in accordance with an innate, unlearned biological impulse or natural inclination rather than conscious thought or training.
Example
"Sea turtle hatchlings instinctually orient themselves toward the brightest horizon immediately after emerging from their nest."
Synonyms
View all synonyms for instinctually Antonyms
View all antonyms for instinctuallyWord Nuance & Usage
While often used interchangeably with 'instinctively' in everyday speech, 'instinctually' is preferred in psychology and biology to specify behavior driven strictly by innate, biological instincts rather than acquired habits or quick reflexes.
• Rhymes for instinctually
• Nearby Words
Cite this Entry
Wordmom. (2026). Definition of Instinctually. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/instinctually