Definitions for "Instinctive"
Of or pertaining to instinct; derived from, or prompted by, instinct; of the nature of instinct; determined by natural impulse or propensity; acting or produced without reasoning, deliberation, instruction, or experience; spontaneous.
arising from impulse, spontaneous and unthinking
unthinking; prompted by (or as if by) instinct; "a cat's natural aversion to water"; "offering to help was as instinctive as breathing"