bag·worm 
(băgwûrm′)
(băgwûrm′)n.
Any of several moths of the family Psychidae, the larvae and females of which inhabit fibrous cases constructed of silk with bits of leaves and other debris, especially Thyridopteryx ephemeraeformis, a pest of deciduous and evergreen trees.
- immunochemical
- immunochemically
- immunochemistry
- immunocompetence
- immunocompetent
- immunocompromised
- immunodeficiency
- immunodeficient
- immunodepressant
- immunodepression
- immunodepressive
- immunodiagnosis
- immunodiagnostic
- immunoelectrophoresis
- immunofluorescence
- immunofluorescent
- immunogenetic
- immunogeneticist
- immunogenetics
- immunogenic
- immunogenicity
- immunoglobulin
- immunoglobulin A
- immunoglobulin D
- immunoglobulin E