n.
Pronunciation: ˌ in-d ō - ' me-th ə -s ə n
Function: noun
Etymology: indo le + meth- + ac etic acid + 1 -in
Date: 1963
: a nonsteroidal drug C 19 H 16 ClNO 4 with anti-inflammatory, analgesic, and antipyretic properties used especially to treat painful inflammatory conditions (as rheumatoid arthritis and osteoarthritis)