hypersensitive

hy·per·sen·si·tive

adj \ˌhī-pər-ˈsen(t)-s(ə-)tiv\

Definition of HYPERSENSITIVE

1

: excessively or abnormally sensitive

2

: abnormally susceptible physiologically to a specific agent (as a drug or antigen)

— hy·per·sen·si·tive·ness noun

— hy·per·sen·si·tiv·i·ty\-ˌsen(t)-sə-ˈti-və-tē\ noun

Examples of HYPERSENSITIVE

1. She's hypersensitive about her past.
2. People who are hypersensitive to the chemical may have violent reactions even to small amounts.

First Known Use of HYPERSENSITIVE

1871