Antonyms of adj insensitive

2 senses of insensitive

Sense 1
insensitive (vs. sensitive) -- (not responsive to physical stimuli; "insensitive to radiation")

sensitive (vs. insensitive) -- (responsive to physical stimuli; "a mimosa's leaves are sensitive to touch"; "a sensitive voltmeter"; "sensitive skin"; "sensitive to light")
        => delicate -- (of an instrument or device; capable of registering minute differences or changes precisely; "almost undetectable with even the most delicate instruments")
        => erogenous -- (sensitive to sexual stimulation)
        => excitable, irritable -- (capable of responding to stimuli)
        => highly sensitive -- (readily affected by various agents; "a highly sensitive explosive is easily exploded by a shock"; "a sensitive colloid is readily coagulated")
        => irritable -- (abnormally sensitive to a stimulus)
        => light-sensitive, photosensitive -- (sensitive to visible light; "photographic film is light-sensitive")
        => radiosensitive -- (sensitive to radiation; "radiosensitive cancer cells can be treated with radiotherapy")
        => nociceptive -- (caused by or in response to pain; "a nociceptive spinal reflex")
        => reactive, responsive -- (reacting to a stimulus; "the skin of old persons is less reactive than that of younger persons")

Sense 2
insensitive (vs. sensitive) -- (deficient in human sensibility; not mentally or morally sensitive; "insensitive to the needs of the patients")

sensitive (vs. insensitive) -- (being susceptible to the attitudes, feelings, or circumstances of others; "sensitive to the local community and its needs")
        => alive (predicate) -- ((followed by `to' or `of') aware of; "is alive to the moods of others")
        => huffy, thin-skinned, feisty, touchy -- (quick to take offense)
        => oversensitive -- (unduly sensitive or thin-skinned)

Similarity of adj insensitive

2 senses of insensitive

Sense 1
insensitive (vs. sensitive) -- (not responsive to physical stimuli; "insensitive to radiation")
       => dead, deadened -- (devoid of physical sensation; numb; "his gums were dead from the novocain"; "she felt no discomfort as the dentist drilled her deadened tooth"; "a public desensitized by continuous television coverage of atrocities")
       => unreactive -- (not tending to react to stimulation)
          Also See-> insensible#1; unresponsive#1; unsusceptible#1, insusceptible#1

Sense 2
insensitive (vs. sensitive) -- (deficient in human sensibility; not mentally or morally sensitive; "insensitive to the needs of the patients")
       => callous, indurate, pachydermatous -- (emotionally hardened; "a callous indifference to suffering"; "cold-blooded and indurate to public opinion")
       => dead (predicate), numb (predicate) -- ((followed by `to') not showing human feeling or sensitivity; unresponsive; "passersby were dead to our plea for help"; "numb to the cries for mercy")
       => dull -- (blunted in responsiveness or sensibility; "a dull gaze"; "so exhausted she was dull to what went on about her"- Willa Cather)
       => insensible (predicate), unaffected (predicate) -- (unaware of or indifferent to; "insensible to the suffering around him")
       => soulless -- (lacking sensitivity or the capacity for deep feeling)
       => thick-skinned, tough-skinned -- (insensitive to criticism)
          Also See-> hard#2; insensible#1; tough#1; unresponsive#1