[ih-ruhp-tiv] /ɪˈrʌp tɪv/
of, relating to, or characterized by .
or tending to .
irrupting or tending to irrupt
of, involving, or causing irruption
(obsolete) (of igneous rocks) intrusive
1. Internal Revenue Service. abbreviation 1. (in the US) Internal Revenue Service 2. insulin resistance syndrome: a condition associated with diabetes mellitus in which higher than normal levels of insulin are present in the blood to compensate for the failure of normal insulin levels to perform their function also I.R.S., initialism of Internal Revenue Service, […]
International Rett Syndrome Association
Internet Resources for Special Children
Internet Research Steering Group