Pronunciation: \?vi-s?-r?l, ?vis-r?l\
Function: adjective
Date: 1575

1 : felt in or as if in the viscera : deep <a visceral conviction>
2 : not intellectual : instinctive, unreasoning <visceral drives>
3 : dealing with crude or elemental emotions : earthy <a visceral novel>
4 : of, relating to, or located on or among the viscera : splanchnic <visceral organs>

vis·cer·al·ly
\-r?-l?\ adverb

Origin:
1565–75;  < ML viscer?lis,  equiv. to viscer-  ( see viscera) + -?lis -al
Synonyms: accustomed, automatic, congenital, habitual, inborn, ingrained, inherent, innate, instinctual, intrinsic, intuitional, intuitive, knee-jerk, natural, reflex, rooted, second-nature