lac·tam 
(lăktăm)
(lăktăm)n.
A cyclic amide, or any compound containing it, formed by the intramolecular condensation of an amino carboxylic acid.
[LACT(ONE) + AM(IDE).]
- interference
- interference pattern
- interferential
- interferer
- interferingly
- interferometer
- interferometric
- interferometrically
- interferometry
- interferon
- interferon alpha
- interferon beta
- interferon gamma
- interfertile
- interfertility
- interfluve
- interfluvial
- intergalactic
- intergalactically
- intergenerational
- intergeneric
- intergenic
- interglacial
- intergovernmental
- intergovernmentally